1 名词和代词(The Noun and The Pronoun)
1.That couple has endured _______ and it is amazing that their marriage has lasteD.
A.so much crisis B.so much crises C.so many crises D.so many crisises
2.In the nineteenth century _______ of communication had been developed the railway.
A.many new means B.a new means C.some new means D.a new mean
3. _______ allowed to graze on the village meadow.
A.The cattle was B.The cattles were C.A cattle was D.The cattle were
4.My _______ have been saving up for five years now and they hoped to be able to buy a color TV set.
A.brothers-in-law B.brother-in-laws C.brothers-in-laws D.brother-in-law
5.Since 1974 there have been two _______ in this city.
A.woman mayor's B.woman mayor C.women mayor D.women mayors
6.The spacecraft will send back _______ on surface winds and temperatures.
A.many new informations B.a new information C.some new information D.a few new information
7.John Smith had his clothes made at the _______ .
A.tailor B.tailor's C.tailors D.tailors’
8.It's _______ by coach from Melbourne to Sydney.
A.a nine hour's journey B.a nine hour journey C.a nine hours' journey D.a nine-hours journey
9.“Can I get you something from the food stand?”“ _______ Please.”
A.Peanuts of a dollar's worth B.A dollar's worth of peanuts
C.A dollar worth of peanuts D.A dollar-worth peanuts
10. _______ Broke down again,but luckily they knew how to fix it.
A.Cliff's and Al's car B.Cliff and Al's cars C.Cliff's and Al's cars D.Cliff and Al's car
11.We were told that _______ would come to his birthday party.
A.many friends of Smith's B.many Smith friends C.many Smith's friends D.many friends of Smith
12. _______ bring together persons qualified for specific jobs and employers who have those jobs available.
A.Employments agencies B.Employment agency C.Employment agencies D.Employments agency
13.I think all these visitors are _______ .
A.mathematics student B.mathematics students C.students of the mathematics D.mathematic students
14.Just put your hat on _______ .
A.the hall table B.hall's table C.the table of hall D.hall table
15.According to a recent report, _______ that Americans consume does not vary greatly from year to year.
A.number of sugar B.a number of sugar C.the amount of sugar D.an amount of sugar
16.The house was crammed with advertising inserts and they had only enough _______ .
A.Rooms to walk B.room to walk C.rooms to walk in D.room to walk in
17.To the finalists _______ the last high jump was the most exciting as well as the most difficult.
A.Bob and I B.Bob and me C.I and Bob D.me and Bob
18.Rose said that he had to contend with any girl as far as _______ .
A.her B.hers C.she D.herself
19.Our room is on the first floor and _______ on the seconD.
A.them B.they C.themselves D.theirs
20.“Mr.Bundy is to strange today.”“Your manners _______ too.”
A.are like his B.like his are C.are like him D.like him are
21.I wish to avail _______ of this opportunity to express our gratitude to you.
A.me B.mine C.I D.myself
22.The furniture in her room is quite different from _______ in the exhibition hall.
A.that B.that one C.these D.those ones
23.My shoes are similar to _______ you had on yesterday.
A.the one B.the one which C.the ones what D.the ones
24.For _______ interested in nature the club offers hikes and overnight camping each week during the summer.
A.who B.whom C.those D.them
25.She assisted him in buying such household goods _______ required a woman's judgment.
A.what B.as C.that D.which
26.Most people know _______ it is like to have their blood pressure taken.
A.what B.how C.that D.which
27.No matter _______ forceful arguments against smoking there are many people persist in smoking.
A.however B.whatever C.how D.what
28. _______ we move the picture over there?Do you think it'll look better?
A.What if B.How if C.Why if D.Who if
29.Smart?Him?He hasn't got any brains _______ .
A.anyhow B.nevertheless C.however D.whatever
30.“I like your furniture very much.”“We bought _______ in Denmark.”
A.the most of them B.most of them C.most of it D.the most of it
31.They had _______ money to tide them over the months without work.
A.so few B.so little C.quite a few D.quite a little
32.The new bridge had to be built near the old one because there was not _______to construct it.
A.somewhere B.somewhere else C.anywhere D.anywhere else
33.Jack isn't the cleverest student in our class, but he is cleverer than _______students.
A.some B.some of the C.any of the D.any other
34.Like that of _______ commodity,the value of gold results from the interplay(相互影响)of the forces of supply and demanD.
A.any other B.other C.another D.some other
35.We got home by 6 o'clock,but _______ in our class didn't get back until about 8 o'clock
A.other B.the other C.the others D.others
36.The Red Gross would have _______ thousand dollars with which to buy bandages and medicine.
A.other B.some C.any other D.another
37.They go to the US _______ year,they went in 1990 and 1992 and they are going again in 1994.
A.each other B.one another C.every other D.some other
38.They were given nothing _______ dry bread and water for their evening meal.
A.some other B.other than C.another than D.each other
39.This facilitated their control of their economy _______ .
A.in one way or another B.in one way or other C.in some way or another D.in the way or the other
40.They _______ went to the room assigneD. >
A.every B.everyone C.each D.someone
41. _______ like a million and a half dollars had been expended to guarantee their security.
A.Nothing B.Anything C.Everything D.Something
42.If Bernard wants to call me or _______ ,I'll be here all day.
A.something B.anything C.nothing D.everything
43.Thanks to modern irrigation,crops now grow abundantly in areas where once _______ cacti(仙人掌)could live.
A.nor B.not C.none other D.nothing but
44.He's lived in London and Manchester,but he doesn't like _______ city very much.
A.either B.both C.neither D.every
45.I wanted some more coffee but there was _______ left.
A.no B.nothing C.none D.neither
46.During the two years of my absence,they went to see my mother almost _______.
A.each month B.every month C.every months D.all months
2. 数词和冠词(The Numeral and The Article)
1.Flight nineteen from New York and Washington is now arriving at _______ .
A.the two gate B.gate two C.the gate two D.second gate
2.My dental appointment is on Friday, _______ .
A.fifth October B.five October C.the fifth of October D.the five of October
3.This substance reacts _______ as fast as the other one.
A.one-tenths B.first-ten C.one-ten D.one-tenth.
4. _______ of the machines on display were new items of varieties.
A.Second-five B.Two-fifths C.Two-fives D.Two-fifth
5.A person's blood flows through a pipeline of vessels that,end to end,would stretch more than _______ half times around the Earth at the equator.
A.twice a B.two and a C.two and D.twice and
6.The human nose,with some _______ olfactory(嗅觉的 )receptor cells,is remarkably sensitive.
A.five millions B.five millions of C.five million D.five million of
7.He died still _______ .
A.in the forties B.in the forty C.in forty years D.in fortieth
8.“Have you ever gone on picnics?”“Oh,yes,_______ .”
A.a dozen of time B.dozens of times C.dozens of time D.a dozen of times
9.Every student in our group was required to hand in a _______ field report by the end of this week.
A.two-thousands-word B.two-thousand-words C.two-thousands-words D.two-thousand-word
10.Only after the first period did they arrive _______ .
A.in two and three B.in twos and threes C.in two or three D.in twos or threes
11.The earth is _______ of the moon.
A.49 times the size B.49 times size C.49 times as big as that D.49 time big
12.I'll be finished with the work on hand in _______ .
A.one week or two weeks B.one week or two C.a week or two weeks D.a week or two
13.My house is about _______ mile from here.
A.a half B.half of a C.half a D.half of the
14.The Pearl River's flow into the sea is only _______ to that of the Yangtze.
A.the second B.a second C.second D.seconds
15.In a report issued by _______ ,the chemical industry is investing more than any other United states manufacturing industry in fighting pollution.
A.United States Census Bureau B.The United States Census Bureau
C.Census Bureau of the United States D.The Census Bureau of the United States
16. _______ began with the Greek hypothesis.
A.The medical science B.Medical science C.Science of medicine D.The science of the medicine
17.In the number 48,4 is a ten(十位数)，and 8 is _______ .
A.a unit B.an unit C.the unit D.unit
18.What _______ excellent idea you've got!We'll have such _______ fun.
A.a a B.an...a C....a D.an...
19.“Put on more clothes in case you catch _______ .”“In fact I've already got______ .”
A.cold...cold B.the cold...a cold C.cold...a cold D.a cold...cold
20.I'd rather listen to _______ than watch_______.
A.radio...television B.a radio...a television C.radio...the vision D.the radio...television
21.He's never again written _______ as his first one.
A.a such good book B.a so good book C.so good a book D.such good a book
22.He is a pretty good Chinese playwright,but he is not _______ .
A.Shakespeare B.a Shakespeare C.the Shakespeare D.a Shakespeare's
23.There was half _______ on the books before I cleaned them.
A.an inch of the dust B.an inch of dust C.an inch of dusts D.an inch of a dust
24. _______ were a highly civilized people long before the Europeans were.
A.Some Chinese B.The Chineses C.Chinese D.The Chinese
25.Accustomed to _______ in Colombia,Juan said that _______ should always be made stronger than it usually is in the United States.
A.coffee...coffee B.the coffee...the coffee C.the coffee...coffee D.coffee...the coffee
26. _______ were naturally a musical family.
A.A Shaw B.The Shaws C.The Shaw D.Shaws
27. _______ the men stood together in the churchyard saying he must be crazy.
A.After the church B.After church C.After a church D.After churches
28.The children were told not to talk _______ .
A.at table B.at a table C.at tables D.at the table
29. _______ more to be pitied than blameD.
A.Uneducated are B.Uneducated is C.The uneducated is D.The uneducated are
30.She played _______ in the school orchestrA.
A.a violin B.violin C.violins D.the violin
31.The boy used to play _______ with his neighbors in his spare time.
A.the chess B.chess C. chesses D.a chess
32.As he remained silent, she bent forward and touched him _______ .
A.on the arm B.on his arm C.on an arm D.on arm
33.If you travel _______ from Cairo you will come to Khartoum.
A.the south B.a south C.south D.its south
34.In this job, we were paid _______ .
A.by hour B.by an hour C.by the hour D.by hours
35.The eighteenth century developed a completely new _______ .
A.kind of the novel B.kind of novel C.kind of novels D.kind of a novel
36.Eminent physicists from all over the world came to the United States to celebrate _______ .
A.a centennial of Einstein's birth B.centennials of Einstein's birth
C.the centennial of Einstein's birth D.centennial of Einstein's birth
37.He's stupid,but it's different _______ Mary,she's just lazy.
A.in the case of B.in case of C.in a case of D.in one cases of
38. _______ ,his landlady usually provided dinner as well as breakfast.
A.On Sunday B.On sundays C.On the Sunday D.On a Sunday
39.I have so much work to do that a holiday for me this year is _______ .
A.out of question B.out of a question C.out of questions D.out of the question
40. _______ it is a good thing that I did not get that post I applied for,though I must admit that I was disappointed at the time.
A.In a way B.In the way C.In way D.In every way
41. _______ mammoth(woolly elephant)has been extinct for a long time.
A.A B.An C.The D....
42.There is no place _______ where the name of Shakespeare is unknown.
A.in the globe B.on the globe C.in globe D.on globe
43.It is generally believed that _______ for thousands of years.
A.men have existed B.the men have existed C.man has existed D.the man has existed
44.Shop owners like _______ because it is _______ when people exchange presents.
A.the Christmas...time B.the Christmas...the time C.Christmas...a time D.Christmas...the time
45.He _______ our suggestion.
A.turned deaf ears to B.turned a deaf ear to C.turned deaf ear to D.turned the deaf ears to
46.I usually have _______ in,but yesterday I had _______ out.
A.the lunch...the wonderful lunch B.the lunch...wonderful lunch
C.lunch...wonderful lunch D.lunch...a wonderful lunch
47.Though she is getting on in _______ .She still has _______ of the dark. <br>
A.years...a fear B.the year...fear C.a year...fear D.year...the fear
48.When the fire started,he had _______ to turn off the gas.
A.a presence of mind B.the presence of the mind C.presence of the mind D.the presence of mind
3 形容词、副词及其比较级
(The Adjective,The Adverb and Their Degrees of Comparison)
1.Having spent his last penny for the cheese,he was determined to eat it all,even though it tasted _______ to him.
A.bitterly B.bitter C.bitterness D. bitterer
2.It is prohibited by law to mail any merchandise that prove _______ in transport.
A.dangerous B.dangerously C.in danger D.with danger
3.They are conducting experiments with a dozen _______ monkeys.
A.living B.alive C.lively D.live
4.If a baby bird stays _______ for two or three weeks after leaving the nest it has a fair chance of becoming an adult.
A.living B.lively C.alive D.live
5.Dams vary in size from rock barriers to concrete structures many feet _______ .
A.high B.height C.highly D.in height
6.She sometimes asked herself whether it was _______ .
A.worth of the effect B.worth the effect C.worthy the effect D.worthwhile the effect
7. _______ volcanoes exist in North America at the present time.
A.Thirty three only active B.Only active thirty three
C.Thirty three active only D.Only thirty three active
8.Our living room is covered with a _______ carpet.
A.green,beautiful,Chinese B.Chinese,beautiful,green
C.beautiful,green,Chinese D.beautiful,Chinese,green
9.She was so angry that she _______ on the floor.
A.fell unconscious B.fell unconsciously C.felt unconscious D.felt unconsciously
10.His desire to be a psychiatrist(精神病医生)was born of his sympathy with _______ .
A.the mental ill B.the ill mentally C.the mentally ill D.the mental illness
11.The mountains of the Antarctic Peninsula are thought to contain copper deposits _______ to those in the Andes Mountains of South America.
A.similar B.and similar C.they are similar D.similarly
12. _______ ,we drove the horses into the stable.
A.Because a storm coming B.A storm was coming
C.Although a storm was coming D.Aware that a storm was coming
13.He replied that I was the _______ man they were looking for.
A.quite B.very C.fairly D.rather
14.We had _______ yesterday that we decided to go to the seA.
A.such a mild weather B.such mild weather C.so mild weather D.so mild a weather
15. _______ to take the course deserve to succeeD.
A.Brave enough students B.Enough brave students C.Students brave enough D.Students are brave
16.That beautiful table cloth is not _______ for this table.
A.nearly enough long B.nearly long enough C.nearly so long D.so nearly long
17.The nectarine is a fruit _______ like a peach.
A.too B.very C.so D.much
18.Nitrogen and oxygen are _______ important that most living organisms cannot survive without these elements.
A.such B.so C.too D.very
19.Most of the matter in space is _______ make life on it impossible.
A.too hot to B.very hot as to C.so hot as to D.as hot as to
20.If it were too far from the Sun,the Earth would be _______ cold to support any living thing.
A.much too B.so much C.enough D.very much
21.You don't think we were all _______ careless, do you?
A.that B.this C.such D.as
22.You must never play these practical jokes _______ .
A.much more B.far more C.any more D.too more
23.“Eric nearly always wins the science awarD.”“That's because his projects are _______ .”
A.extremely presented well B.well presented extremely
C.presented well extremely D.extremely well presented
24.Hot air accompanied by high relative humidity feels warmer than _______ .
A.is it actually B.actually it is C.it actually is D.it is actually
25. _______ found four-leaf clover(四叶草)is considered a lucky sign.
A.Rarely B.The rarely C.Despite its being rare D.It is rarely
26.He isn't used to the life although he has lived there for _______ years.
A.a rather number of B.a quite number of C.pretty a number of D.quite a number of
27. _______ because only one cub(幼兽)is born to a mother each year,giant pandas are becoming rare in the wilD.
A.Probably B.It might be C.Or it is D.That is
28.Harvey seldom pays his bill on time,and his brother does _______ .
A.too B.as well C.either D.also
29.These twins are so alike that it's hard to tell them _______ .
A.the same B.anyway C.together D.apart
30.Wool is _______ characteristic on which to classify breeds of sheep.
A.most obviously B.the most obvious C.obviously the most D.most obvious
31.I like Betty and Maud,but I think Betty is _______ of the two.
A.nicer B.the nicer C.nice D.the nicest
32.He is _______ than diligent.
A.wiser B.more wiser C.more wise D.much wise
33.Hot objects emit _______ do cold objects.
A.rays more than infrared B.rays are more infrared
C.more than infrared rays D.More infrared rays than
34.Whether you agree or not,this was the _______ arrangement for Paul under the
circumstances.
A.perfect B.perfectest C.most perfect D.more perfect
35.An assistant manager is _______ a manager in position.
A.inferior to B.inferior than C.more inferior than D.more inferior to
36.Thunderstorms are _______ in Ireland than in EnglanD.
A.very less common B.much less common C.more less common D.too less common
37.The harder the shrub is to grow _______ .
A.the higher the price is B.the higher price it is
C.the higher price it would have D.higher the price is
38.Prices for bikes at that store can run _______ $250.
A.so high to B.so high to C.as high as D.as high to
39.Columns may be circular or polygonal(多边形的)in cross section,and are generally at least _______ than they are wide.
A.four times as tall as B.four times more taller C.four times tall D.four times taller
40.Track lighting is one of the most popular types, _______ ,of lighting on the market today.
A.if not most popular type B.if not the most popular type
C.if not any more popular type D.If no more popular type
41.Her manner and attitude toward him were quite _______ they had always been.
A.the same as B.same like C.as same as D.the same
42.The best way to control rats is by seeing that they have as _______ .
A.possibly little nourishment B.nourishment possibly little
C.little as possible nourishment D.little nourishment as possible
43.“That trumpet player was certainly louD.”“I wasn't bothered by his loudness _______ by his lack of talent.”
A.as B.so much as C.than D.rather than
44.The average person loses _______ one hundred hairs per day from the heaD.
A.so much as B.as much as C.as many as D.so many as
45.Marine reptiles are among the few creatures that are known to have a possible life span greater than _______ .
A.man B.the man's C.the one of man's D.that of man
46.Dogs possess hearing abilities far superior to _______ .
A.those of their owners B.that of their owners C.their owners D.which of their owners
47.It's truth that I don't earn enough money,but you are _______ than I:you can hardly keep body and soul together.
A.not rich B.no more rich C.no richer D.not more rich
48.College enrollment was 924000 last year.That was _______ .
A.more than 22.5 per cent in 1992 B.22.5 per cent more than 1992
C.22.5 per cent more than in 1992 D.More than 22.5 per cent that in 1992
49. _______ the vegeta.See D.Having seen
3.I like reading novels _______ TV.
A.rather than to watch B.more than to watch C.more than watching D.than watching
4. _______ and to go skiing are popular winter sports in the Northern United States.
A.Ice skating B.Ice-skate C.To go ice skating D.Going ice skating
5.Milk is pasteurized(对…消毒)by raising temperature to about 63℃ Centigrade for thirty minutes,rapidly cooling it,and then, _______ it at a temperature below to about 10℃ Centigrade.
A.to store B.store C.storing D.being stored
6.As secretary of the Smithsonian Institution,Mary increased collections, _______ ,and founded the National Museum of Natural History.
A.improved cataloging methods B.cataloging methods were improved
C.the improvement of cataloging methods D.methods of improves cataloging
7.The higher the standard of living, _______ .
A. the greater is the amount of paper used. B.the greater the amount of paper used
C.the greater amount of paper is used D.the greater the amount of paper
8.Nearly all trees have seeds that fall to the earth,take root,and eventually _______ .
A.generate new seeds B.by generating new seeds C.new seeds generated D.new seeds generated there
9.Demand for a consumer product depends on the incomes of buyers and _______ .
A.competing products are priced B.the prices of competing products
C.how high the prices of competing products D.what are the prices of competing products
10.In her writing,Elinor Wylie often dealt with her own personality as it was,rather than _______ .
A.others' definition B.its definition by others C.as others defined it D.it was defined by others
11.The role of the party system in American politics has always been _______ .
A.not to divide but to unite B.not dividing but a union
C.a unity instead of dividing D.unifying instead of a division
12.My father'spresence gave me courage,but I spoke from my own thought and cer
tainly not _______ .
A.his thought B.him C.from his D.from him
13.For my part,I have not the slightest doubt _______ .
A.either as to his courage or his honesty B.as to either his courage or his honesty
C.as to either his courage or as to his honesty D.either his courage or as to his honesty
14.She is well known _______ .
A.not only her kindness but also her understanding B.not only for her kindness but also her understanding
C.for not only her kindness but also for her understanding
D.not only for her kindness but also for her understanding
15.The brain's left hemisphere controls logic and language,while the right _______ intuitive talents and musical ability.
A.controlling B.is controlling C.is to control D.controls
16.In an editorial,a writer may criticize,praise,or merely _______ the actions of some public official or group.
A.to discuss B.discuss C.may discuss D.it discuss
17.We have made many journeys,but _______ .
A.not being extensive B.not extending them C.no extensions on them D.not extensive ones
18.Family problems,business worries,and,more than anything else, _______ to paint,motivated his flight to Tati.
A.desiring B.desire C.a desire D.to desire
19.Eleaner Roosevelt played a leading part in woman's organizations,and she was
active in encouraging youth movements in promoting consumer welfare and _______ for civil rights.
A.to work B.working C.worked D.in working
20.Mrs.Harvey has the habit of asking questions _______ to the answers.
A.but then not listen B.and then not listen
C.nd then doesn't listen D.and then not listening
Keys to Structure Exercises
1.Keys to the Exercises
1.c 2.b 3.d 4.a 5.d 6.c 7.b 8.c 9.b 10.d 11.a 12.c
13.b 14.a 15.c 16.d 17.b 18.c 19.d 20.a 21.d 22.a 23.d 24.c
25.b 26.a 27.d 28.a 29.d 30.c 31.b 32.d 33.b 34.a 35.c 36.d
37.c 38.b 39.a 40.c 41.d 42.b 43.d 44.a 45.c 46.b
2.Keys to the Exercises
1.b 2.c 3.d 4.b 5.b 6.c 7.a 8.b 9.d 10.b 11.a 12.d
13.c 14.c 15.b 16.b 17.a 18.d 19.c 20.d 21.c 22.b 23.b 24.d
25.c 26.b 27.b 28.a 29.d 30.d 31.b 32.a 33.c 34.c 35.b 36.c
37.a 38.b 39.d 40.a 41.c 42.b 43.c 44.c 45.b 46.d 47.a 48.d
3.Keys to the Exercises
1.b 2.a 3.d 4.c 5.a 6.b 7.d 8.c 9.a 10.c 11.a 12.d
13.b 14.b 15.c 16.b 17.d 18.b 19.c 20.a 21.a 22.c 23.d 24.c
25.b 26.d 27.a 28.c 29.d 30.b 31.b 32.c 33.d 34.a 35.a 36.b
37.a 38.c 39.d 40.b 41.a 42.d 43.b 44.c 45.d 46.a 47.c 48.c
49.d 50.b
4.Keys to the Exercises
1.c 2.a 3.c 4.b 5.c 6.d 7.b 8.b 9.d 10.c
11.a 12.d 13.c 14.a 15.b 16.c 17.a 18.b 19.c 20.d
21.b 22.c 23.d 24.b 25.d 26.a 27.c 28.a 29.b 30.c
31.d 32.a 33.b 34.d 35.d 36.a 37.b 38.b 39.a 40.d
41.c 42.d 43.b 44.a 45.c 46.c 47.b 48.d 49.b 50.a
51.c 52.a 53.d 54.b 55.c 56.d 57.a 58.b 59.d 60.d
61.c 62.a 63.b 64.c 65.a 66.d 67.b 68.a 69.c 70.d
71.b 72.c 73.a 74.d 75.b 76.a 77.c 78.b 79.d 80.b
81.a 82.c 83.b 84.d 85.c 86.a 87.b 88.c 89.d 90.b
91.c 92.b 93.d 94.b 95.d 96.d 97.a 98.c 99.b 100.a
5.Keys to the Exercises
1.b 2.c 3.d 4.a 5.c 6.a 7.b 8.b 9.c 10.d
11.c 12.d 13.a 14.b 15.c 16.b 17.d 18.a 19.c 20.d
21.a 22.c 23.d 24.a 25.c 26.d 27.c 28.b 29.d 30.b
31.a 32.c 33.d 34.b 35.b 36.c 37.a 38.d 39.a 40.c
41.a 42.a 43.d 44.b 45.c 46.d 47.c 48.b 49.d 50.c
51.a 52.b 53.c 54.d 55.a 56.b 57.c 58.a 59.d 60.a
61.b 62.d
6.Keys to the Exercises
1.a 2.c 3.b 4.d 5.b 6.b 7.c 8.d 9.b 10.a
11.c 12.a 13.b 14.d 15.b 16.c 17.a 18.c 19.d 20.b
21.b 22.c 23.d 24.a 25.b 26.b 27.d 28.b 29.c 30.d
31.b 32.a 33.d 34.a 35.c 36.b 37.d38.d 39.a 40.b
7.Keys to the Exercises
1.b 2.c 3.a 4.d 5.a 6.b 7.b 8.a 9.c 10.d
11.b 12.a 13.d 14.c 15.b 16.d 17.c 18.a 19.d 20.b
21.c 22.a 23.b 24.c 25.d 26.a 27.c 28.d 29.b 30.b
31.a 32.d 33.c 34.a 35.d 36.b 37.a 38.b 39.c 40.d
41.c 42.b 43.b 44.d 45.c 46.b 47.a 48.a 49.c 50.a
51.d 52.c 53.d 54.b 55.b 56.d 57.a 58.c 59.b 60.c
8.Keys to the Exercises
1.b 2.c 3.a 4.d 5.a 6.b 7.c 8.a 9.c 10.b
11.c 12.b 13.a 14.d 15.c 16.a 17.b 18.d 19.c 20.b
21.d 22.a 23.b 24.a 25.c 26.b 27.d 28.c 29.a 30.b
31.b 32.b 33.d 34.c 35.a 36.d 37.d 38.b 39.a 40.b
9.Keys to the Exercises
1.b 2.a 3.a 4.a 5.a 6.c 7.d 8.d 9.d 10.c
11.d 12.c 13.a 14.b 15.d 16.b 17.b 18.b 19.a 20.b
21.a 22.a 23.c 24.b 25.b 26.d 27.a 28.c 29.b 30.b
31.a 32.c 33.b 34.a 35.c 36.a
10.Keys to the Exercises
1.b 2.d 3.b 4.c 5.b 6.c 7.b 8.b 9.d 10.a
11.b 12.b 13.a 14.b 15.c 16.b 17.a 18.d 19.d 20.c
21.d 22.b 23.b 24.c 25.d 26.c 27.d 28.b 29.c 30.b
31.a 32.d 33.d 34.a 35.d 36.b 37.a 38.c 39.b 40.a
41.b 42.a 43.a 44.d 45.a 46.d 47.b 48.c 49.d 50.b
11.Keys to the Exercises
1.c 2.b 3.d 4.a 5.a 6.d 7.b 8.d 9.c 10.b
11.b 12.c 13.d 14.b 15.c 16.d 17.c 18.b 19.a 20.d
21.a 22.c 23.b 24.a 25.b 26.d 27.b 28.b 29.c 30.a
31.c 32.c
12.Keys to the Exercises
1.d 2.a 3.c 4.c 5.c 6.a 7.b 8.a 9.b 10.c
11.a 12.c 13.b 14.d 15.d 16.b 17.d 18.c 19.d 20.d |
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