2021年成人英語(yǔ)三級(jí)備考練習(xí)題及答案（二十）

編輯推薦：2021年成人英語(yǔ)三級(jí)備考練習(xí)題及答案匯總

2021年成人英語(yǔ)三級(jí)備考練習(xí)題及答案（二十）的模擬練習(xí)題如下，目前正是考試備考階段，各位考生不要松懈，堅(jiān)持每天跟小編一起做預(yù)測(cè)題哦。

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2021年成人英語(yǔ)三級(jí)備考練習(xí)題及答案（二十）

1.My train arrives in New York at eight o'clock tonight. The plane I would like to take from there ___ by then.

A.would leave

B.will have left

C.has left

D.had left

2.She ought to stop work; she has a headache because she ____ too long.

A.has been reading

B.had read

C.is reading

D.read

3.“May I speak to your manager Mr. Williams at five o’clock tonight?”

“I'm sorry. Mr. Williams ____ to a conference long before then.”

A.will have gone

B.had gone

C.would have gone

D.has gone

4.Great as Newton was, many of his ideas _____today and are being modified by the work of scientists of our time.

A.are to challenge

B.may be challenged

C.have been challenged

D.are challenged

5.Before the first non-stop flight made in 1949, it ____ necessary for all planes to land for refueling.

A.would be

B.has been

C.had been

D.would have been

6.The pupils here________all kinds of exercises every day in the past four weeks.

A.kept busy doing

B.keep on doing

C.have kept busy doing

D.have been kept busy doing

7.Turn on the television or open a magazine and you _____ advertisements showing happy, balanced families.

A.are often seeing

B.often see

C.will often see

D.have often seen

8.While people may refer to television for up-to-the-minute news, it is unlikely that television _____ the newspaper completely.

A.replaced

B.have replaced

C.replace

D.will replace

9.If she doesn’t tell him the truth now, he’ll simply keep on asking her until she _____.

A.does

B.has done

C.will do

D.would do

10.In such dry weather the flowers will have to be watered if they __________ .

A.have survived

B.are to survive

C.would survive

D.will survive

11.__________ at the door before entering, please.

A.Knocked

B.knocking

C.knocks

D.Knock

12.Come and see me whenever________.

A.you are convenient

B.you will be convenient

C.it is convenient

D.it will be convenient to you

13.Helen________her key in the office so she had wait until her husband________home.

A.has left; comes

B.left; had come

C.had left; came

D.had left; would come

14.Martin visited his aunt two days before he ________ town.

A.left

B.will leave

C.had left

D.is going to leave

15.The new suspension bridge _________ by the end of last month.

A.has been designed

B.had been designed

C.was designed

D.would be designed

16.In 1960, this was the longest bridge that________.

A.was ever built

B.had ever built

C.has ever been built

D.had ever been built

17.By the time we got there, the play __________ .

A.is going to begin

B.is just beginning

C.has already begun

D.had already begun

18.Shirley ___________ a book about China last year but I don’t know whether she has finished it.

A.has written

B.wrote

C.had written

D.was writing

19.A new cinema ________here. They hope to finish it next month.

A.will be built

B.is built

C.has been built

D.is being built

20.Professor Williams told us that by the end of this year he ________here for two years.

A.will have worked

B.will have been working

C.would have been working

D.has been working

21.He________for six years by the time he takes his examination.

A.had been studying English

B.will have been studying English

C.studied English

D.studies English

22.One of the guards _______ when the general came in, which made him very angry.

A.has slept

B.were sleeping

C.slept

D.was sleeping

23.They will go home for winter vacation as soon as they ______ their exams.

A.have finished

B.finish

C.will finish

D.will have finished

24.About the sixth century A.D. when few Europeans could read, the Chinese ______ paper.

A.invented

B.had invented

C.have invented

D.had been invented

25.English ______ in a new way at my college in the past few years.

A.has been teaching

B.was being taught

C.has been taught

D.had been taught

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