2021大学英语四级考试模拟卷

1、第 页2021大学英语四级考试模拟卷本卷共分为1大题50小题，作答时间为180分钟，总分100分，60分及格。一、单项选择题（共50题，每题2分。每题的备选项中，只有一个最符合题意） 1.When you buy the spare parts for your car， try to get the_ ones from the authorized dealer.A：genuineB：generousC：geniusD：gentle2.There used to be a map of the world on the wall,_?A：used not thereB：wasnt ther

2、eC：used not to D：didnt there3.Not until all the fish died in the river_how serious the pollution was.A：did the villagers realizeB：the villagers realizedC：the villagers did realizeD：didnt the villagers realize4.Nobody knows how people first came to these islands. They_ from South America on rafts.A：m

3、ust have sailedB：can sailC：might have sailedD：should have sailed5.The pressure_ causes Americans to be energetic, but it also puts them under constant emotional strain. (97.6/47)A：to competeB：competingC：to be competedD：having competed6.as a commander, you should not_ the soldiers to unnecessary dang

4、er.A：a.expressB：b.explodeC：c.ecploitD：d.expose7.The speech_, a lively discussion started. (95.1/45)A：being deliveredB：was deliveredC：be deliveredD：having been delivered8.Not until I went to America_ what kind of a country she is.A：did I knowB：I knowC：I didnt knowD：I could know9.do you know the boy_u

5、nder the tree?A：layB：lainC：layingD：lying10.Most nurses are women, but in the higher ranks of the medical profession women are in a_ .A：scarcityB：minorityC：minimumD：shortage11.When I go out in the evening I use the bike_ the car if I can.A：rather thanB：regardless ofC：in spite ofD：other than12.We can

6、accept your order_ payment is made in advance.A：in the belief thatB：in order thatC：on the excuse thatD：on condition that13.We will_ the plan because of the st.A：uncilB：journalC：dpD：oppose14.I have bought two ballpens ，_ writes well .A：none of whichB：neither of whichC：none of themD：neither of them15.

7、Its said that the Olympic Games_ in Beijing in 2008 will cover more events than any other Olympics did.A：holdingB：to be heldC：heldD：to be holding16.A study was carried out by Britains NCC to_A：find out how many claims made by products fail to meet environmental standardsB：inform the consumers of the

8、 environmental impact of the products they buyC：examine claims made by products against ISO standardsD：revise the guidelines set by the International Standards Organization17.This passage most probably isA：A a book review.B：Bthe preface of a book.C：C the postscript of a book.D：D the concluding part

9、of a book.18._ time and labor, cartoonists generally draw the hands of their characters with only 3 fingers and a thumb.A：To saveB：SavedC：SavingD：Having saved19.Robots have already human tasks in the industrial field.A：taken onB：taken outC：taken upD：taken over20.They are trying to_ the waste dischar

10、ged by the factory for profit.A：exposeB：exhaustC：exhibitD：exploit21._ that they are fresh from university, the young people have done a good job.A：GivenB：BecauseC：GivingD：As22.the chemistry teacher dipped his finger into the mixture_ and took it out of it.A：a.indirectlyB：b.directlyC：c.dimlyD：d.diplo

11、matically23._ in a recent science competition, the three students were awarded scholarships totaling $21,000. (01.1/46)A：To be judged the bestB：Having judged the bestC：Judged the bestD：Judging the best24.Im sorry, I cant help_the floor.A：sweepingB：sweepC：being sweptD：swept25._ he illmannered,_the la

12、ziest and the most irresponsible creature you could ever hope to meet.A：Not only is.but he is alsoB：Not only is.but alsoC：Not only is.but also is heD：Not only.but also26.The last place_we visited was the Great Wall.A：whichB：thatC：whereD：it27.Is there enough oil beneath the Arctic National Wildlife R

13、efuge (保护区) (ANWR) to help secure Americas energy future ? President Bush certainly thinks so. He has argued that tapping ANWRs oil would help ease Californias electricity crisis and provide a major boost to the countrys energy independence. But no one knows for sure how much crude oil lies buried b

14、eneath the frozen earth with the last government survey, conducted in 1998, projecting output anywhere from 3 billion to 16 billion barrels.A：The oil industry goes with the high end of the range, which could equal as much as 10% of U.S. consumption for as long as six years. By pumping more than 1 mi

15、llion barrels a day from the reserve for the next two three decades, lobbyists claim, the nation could cut back on imports equivalent to all shipments to the U.S. from Saudi Arabia. Sounds good. An oil boom would also mean a multibillion-dollar windfall(意外之财)in tax revenues, royalties(开采权使用费)and lea

16、sing fees for Alaska and the Federal Government. Best of all, advocates of drilling say , damage to the environment would be insignificant . “Weve never had a document case of oil rig chasing deer out onto the pack ice.” says Alaska State Representative Scott Ogan .B：Not so far, say environmentalist

17、s. Sticking to the low end of government estimates, the National Resources Defense Council says there may be no more than 3.2 billion barrels of economically recoverable oil in the coastal plain of ANWR, a drop in the bucket that would do vir28.Jessica was_ from the warehouse to the accounting offic

18、e, which was considered a promotion.A：deliveredB：exchangedC：transferredD：transformed29.This movie has a_ ending. You can not imagine who will be killed finally.A：dramaticB：originalC：considerableD：temple30.One of the factors that tend to promote social change is .A：joint interestB：different points of

19、 viewC：less emotional peopleD：advanced technology31.After our computer network_ for the third time that day, we all went home.A：crashedB：collidedC：smashedD：fell32.His remarks left me_ about his real purpose. (99.6/45)A：wonderB：wonderingC：wonderedD：to wonder33.I am sorry to_ you some trouble by misre

20、ading the information.A：have causedB：causeC：causedD：having caused34.This kind of material can_ heat and moisture.A：deleteB：compelC：constrainD：repel35.The monopoly-capitalist group_ many smaller enterprises last year.A：integratedB：mergedC：combinedD：collected36.They gave_ broadcast while the performan

21、ce was in process on the stage.A：liveB：livingC：livelyD：alive37.Human knowledge has greatly_ in the last 30 years which enables people to achieve more and live more comfortably.A：enlargedB：expandedC：enhancedD：amplified38.the first textbook_for teaching English as a foreign language came out in the 16

22、th century.A：having writtenB：to be writtenC：being writtenD：written39._by the performance,half the audience left before it was over.A：Much impressedB：Being much impressedC：Not much impressedD：To be much impressed40.He cleaned the glasses carefully for fear that it_A：was damagedB：should be damagedC：da

23、magedD：would be damaged41.By no means_ their own language well.A：it is true that all people knowB：is it true that do all people knowC：it is that do all people knowD：is it true that all people know42.It is obvious that this new rule is applicable to everyone without_A：exceptionB：exclusionC：modificationD：substitution43.If only the committee_the regulations and put them into effect as possible.A：approveB：will approveC：can approveD：would approve44.There has been a collision_ a number of cars on the main road to town.A：composingB：consistingC