北语17春《大学英语》(二)作业3

17春《大学英语》（三）作业_1一、单选题( 每题4分, 共25道小题, 总分值100分)1.Although he knew little about the large amount of work done in the field, he succeeded ______ other more well informed experimenters failed.(4分)A. whichB. thatC. whatD. where是否存疑2.This crop has similar qualities to the previous one, _______ both wind-resistant and adapted to the same type of soil.(4分)A. beingB. beenC. to beD. having been是否存疑3.Friendship is needed by all, _____ plays an important role in people’s lives.(4分)A. whichB. thatC. whoD. it是否存疑4.I hate people who _______ the end of film that you haven’t seen before.(4分)A. revealB. rewriteC. reviseD. reverse是否存疑5._______ it or not, his discovery has created a stir in scientific circles.(4分)A. BelieveB. To believeC.BelievingD. Believed是否存疑6.I would rather you ____ anything for the time being(4分)A. haven’t doneB. hadn’t doingC. was not doingD. did not do是否存疑7._______ in the dark, his head hit against the wall.(4分)A. WalkingB. His walkingC.When he was walkingD. While walking是否存疑8._______ man can now create radioactive elements, there is nothing he can do to reduce their radioactivity.(4分)A. AsB. WhetherC.WhileD. Now that是否存疑9.Do you have any double rooms ___________ this weekend?(4分)A. presentB. qualifiedC. availableD. capable是否存疑10.Frequently single-parent children _______ some of the functions that the absentadult in the house would have served.(4分)A. take offB. take afterC. take inD. take on是否存疑11._______ tomorrow’s lessons, Frank has no time to go out with his friends.(4分)A. Not preparingB. Not having preparedC. Not to prepareD. Being not prepared是否存疑12.The project _______ by the end of 2000, will expand the city’s telephone network to cover 1,000,000 users.(4分)A. accomplishedB. being accomplishedC. to be accomplishedD. having been accomplished是否存疑13._______ all the difficulties, she finished the project by herself.(4分)A. As forB. In spiteC.BesidesD. Despite是否存疑14.They decided to chase the cow away ___ it did more damage.(4分)A. unlessB. untilC. beforeD. after是否存疑15.The houses _____ for the teachers and the construction work will start soon.(4分)A. builtB. to be builtC. to buildD. being built是否存疑16.Old ____ my grandpa was, he was able to swim across the channel.(4分)A. thoughB. asC. soD. although是否存疑17.Being a pop star can be quite a hard life, with a lot of traveling _______heavy schedules.(4分)A. with regard toB. as toC. in relation toD. owing to是否存疑18.The manager spoke highly of such ______ as loyalty, courage and truthfulness shown by his employees.(4分)A. virtueB. featuresC. propertiesD. characteristics是否存疑19.You don’t have to be in such a hurry, I would rather you ______ on business first.(4分)A. would goB. will goC. wentD. have gone是否存疑20.Let me _______ the case carefully before I draw a conclusion.(4分)A. look upB. look intoC. look afterD. look out是否存疑21.Wearing seat belts in cars is _____________ by law.(4分)A. commercialB. compulsoryC. commandingD. commentary是否存疑22.Hardly ______on stage ____the audience started cheering.(4分)A. he had come/thanB. he had come/whenC. had he come/whenD. had he come/than是否存疑23.Never before ___________ see such a terrible car accident on the road!(4分)A. I haveB. have IC. I didD. did I是否存疑24.It was at a dinner party ____ Mary met her would-be husband.(4分)A. whereB. whenC. thatD. so是否存疑25.______ book is interesting to her although reading is her hobby. She likes reading literature, not politics or economics.(4分)A. None ofB. NoC.Not everyD. All是否存疑暂时保存我要交卷已答未答17春《大学英语》（三）作业_2一、单选题( 每题4分, 共25道小题, 总分值100分)1.We’ll visit Europe next year ______ we have enough money.(4分)A. providedB. unlessC. untilD. lest是否存疑2.The young ______ interested in pop music.(4分)A. isB. haveC. hasD. are是否存疑3.During a successful business career, she accumulated a great amount of __________(4分)A. healthB. povertyC. wealthD. prosperity是否存疑4.The school uses a combination of modern and __________ methods for teaching reading.(4分)A. traditionalB. oldC. ancientD. present是否存疑5.Studies show that the things that contribute most to a sense of happiness cannot bebought, _______ a good family life, friendship and work satisfaction.(4分)A. as forB. in view ofC. in case ofD. such as是否存疑6.Our journey was slow because the train stopped ______ at different villages.(4分)A. continuallyB. continuouslyC. graduallyD. unceasingly是否存疑7.As the busiest woman there, she made ______________ her duty to look after all the other people’s affairs in that town(4分)A. thisB. thatC. oneD. it是否存疑8.Tony is very disappointed _______ the results of the exam.(4分)A. withB. forC. towardD. on是否存疑9.Living in the central Australian desert has its problems,______ obtaining water is not the least.(4分)A. for whichB. to whichC. of whichD. in which是否存疑10.__________ his examination of the patient, the doctor wrote out a prescription.(4分)A. Having finishedB. FinishingC. FinishedD. Having been finished是否存疑11.Either John or his friends _____ to blame for the bad results.(4分)A. areB. isC. wasD. has been是否存疑12.Scientists say it may be five or ten years _________ it is possible to test this medicine on human patients.(4分)A. sinceB. beforeC. afterD. when是否存疑13.Your hair wants _______. You’d better have it done tomorrow.(4分)A. cutB. to cutC. cuttingD. being cut是否存疑14.He gives people the impression _______ all his life broad.(4分)A. of having spentB. to have spentC. of being spentD. to spend是否存疑15.In previous times, when fresh meat was in short _______, pigeons were kept by many households as a source of food.(4分)A. storeB. provisionC. reserveD. supply是否存疑16.A thief who broke into a church was caught because traces of wax, found on his clothes, __ from the sort of candles used only in churches.(4分)A. had comeB. comingC. comeD. that came是否存疑17._______ of the burden of ice, the balloon climbed up and drifted to the South.(4分)A. To be freeB. To freeC.FreeingD. Freed是否存疑18.The newspaper did not mention the _______ of the damage caused by the fire.(4分)A. rangeB. levelC. extentD. quantity是否存疑19.Criticism and self-criticism is necessary _______ it helps us to find and correct our mistakes.(4分)A. by thatB. at thatC. on thatD. in that是否存疑20.Because Edgar was convinced of the accuracy of this fact, he _______ his opinion.(4分)A. struck atB. strove forC. stuck toD. stood for是否存疑21.Why does he look sad?There are so many problems ________.(4分)A. remaining to settleB. remained settlingC. remaining to be settledD. remained to be settled是否存疑22.When he realized the police had spotted him, the man ______ the exit as quickly as possible.(4分)A. made forB. made offC. made upD. made out是否存疑23.You have nothing to ______ by refusing to listen to our advice.(4分)A. gainB. graspC. seizeD. earn是否存疑24.Mother made a promise ____ I passed the college entrance examination she would buy me a mobile phone.(4分)A. thatB. if thatC. that ifD. that whether是否存疑25.Ann never dreams of _______ for her to be sent abroad very soon.(4分)A. there being a chance.B. there to be a chanceC. there be a chanceD. being a chance是否存疑暂时保存我要交卷已答未答17春《大学英语》（三）作业_3一、单选题( 每题4分, 共25道小题, 总分值100分)1.There are few electronic applications _______ to raise fears regarding future employment opportunities than robots.(4分)A. likelyB. more likelyC. most likelyD. much likely是否存疑2.TOEFL is a test for students _______ native language is not English.(4分)A. thatB. whoC. whoseD. which是否存疑3._______, a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of language is poor.(4分)A. Other things being equalB. Were other things equalC. To be equal to other thingsD. Other things to be equal是否存疑4.Does everyone on earth have an equal right _______ an equal share of its resources?(4分)A. byB. atC. toD. over是否存疑5.Americans eat _______ as they actually need every day.(4分)A. twice as much proteinB. twice protein as much twiceC. twice protein as muchD. protein as twice much是否存疑6.If the whole operation _______ beforehand, a great deal of time and money would have been lost.(4分)A. was not plannedB. has not been plannedC. had not been plannedD. were not planned是否存疑7.In general, the amount that a student spends for housing should be held to one-fifth of the total_______for living expenses.(4分)A. acceptableB. advisableC. availableD. applicable是否存疑8.Five minutes earlier, ___ we could have caught the last train.(4分)A. andB. butC. orD. so是否存疑9.___ student with a little common sense should be able to answer the question.(4分)A. EachB. AnyC. EitherD. One是否存疑10.In no country _______ Britain, it has been said, can one experience four seasons in the course of a single day.(4分)A. other thanB. more thanC. better thanD. rather than是否存疑11.You ____ know how to operate a computer when go to work as a clerk.(4分)A. must toB. will have toC. mightD. could是否存疑12.The committee is totally opposed ______ any changes being made in the plans.(4分)A. ofB. againstC. onD. to是否存疑13.The old couple decided to ________ a boy and a girl though they had three childrenof their own.(4分)A. adaptB. bringC. receiveD. adopt是否存疑14._______ in government was exposed through the agency of the press.(4分)A. CorruptionB. CosmeticC.CottageD. Costume是否存疑15.My wallet is nowhere to be found. I ___________ in the store.(4分)A. must drop itB. must have dropped itC. should have dropped itD. ought to have dropped it是否存疑16.I was _______ the point of telephoning him when his letter arrived.(4分)A. toB. onC. atD. in是否存疑17.The new dining hall ______ accommodate (容纳) more than one thousand guests after(4分)A. was able toB. mustC. canD. will be able to是否存疑18.Would you like something ______________?(4分)A. drinkB. to drinkC. drinkingD. for drinking是否存疑19.The book _____ he devoted much time is to come out next month.(4分)A. whereB. whichC. to whichD. on which是否存疑20.Eggs, though rich in nourishments, have ________ of fat.(4分)A. a large numberB. the large numberC. a large amountD. the large amount是否存疑21.One day I ______ a newspaper article about the retirement of an English professor at a nearby state college.(4分)A. came acrossB. came aboutC. came afterD. came at是否存疑22.They have learned about________in recent years.(4分)A. several hundreds English wordsB. hundreds of English wordsC. hundred of English wordsD. several hundred English words是否存疑23.The conductor and composer _____ by a crowd of people.(4分)A. are greetedB. is greetedC. greetsD. have been greeted是否存疑24.Did you notice the guy___________ head looked like a big potato?(4分)A. whoB. whichC. whoseD. whom是否存疑25.As teachers we should concern ourselves with what is said, not what we think _____.(4分)A. ought to be saidB. must sayC. have to be saidD. need to say是否存疑暂时保存我要交卷已答未答17春《大学英语》（三）作业_4一、单选题( 每题4分, 共25道小题, 总分值100分)1._______ is known to the world, Mark Twain is a great American writer.(4分)A. ThatB. WhichC.AsD. It是否存疑2.We need a chairman _______.(4分)A. for whom everyone has confidenceB. in whom everyone has confidenceC. who everyone has confidence ofD. whom everyone has confidence on.是否存疑3.The mad man was put in the soft-padded cell lest he ______ himself.(4分)A. injureB. had injuredC. injuredD. would injure是否存疑4.If I hadn’t stood under the ladder to catch you when you fell, you ______ now.(4分)A. couldn't have smiledB. wouldn't be smilingC. didn't smileD. won't smile是否存疑5.______ me, I think an English-Chinese dictionary is much more helpful to our study than an All-English dictionary.(4分)A. As far asB. As farC.As forD. As regard是否存疑6.Every year thousands of lives ________ in road accidents because of careless driving.(4分)A. loseB. lostC. have lostD. are lost是否存疑7.Tom, what did you do with my documents? I have never seen such a______and disorder!(4分)A. massB. messC. guessD. bus是否存疑8.We have been told that under no circumstances _______ the telephone in the office for personal affairs.(4分)A. may we useB. we may useC. we could useD. did we use是否存疑9.He served in the army for only _______ before he was sent back.(4分)A. one and a half yearB. one year and a halfC. a year and a halfD. a year and half是否存疑10.By 1929, Mickey Mouse was as popular _______ children as Coca-Cola.(4分)A. forB. inC. toD. with是否存疑11.After a few rounds of talks, both sides regarded the territory dispute _______ .(4分)A. being settledB. to be settledC. had settledD. as settled是否存疑12.Every man in this country has the right to live where he wants to, _______thecolor of his skin.(4分)A. with the exception ofB. in the light ofC. by virtue ofD. regardless of是否存疑13.There was so much noise in the classroom that the teacher couldn’t make himself _________.(4分)A. heardB. hearingC. tohearD. hear是否存疑14.My train arrives in New York at eight o’clock tonight. The plane I would like to take from there _______ by then.(4分)A. will have leftB. would leaveC. had leftD. has left是否存疑15.Neither of the young men who had applied for a position in the university ______ .(4分)A. has been acceptedB. have been acceptedC. was acceptedD. were accepted是否存疑16._______ kinds of matter in the world.(4分)A. There is a few millionB.That there are millionsC.There are a few millionD.It is millions是否存疑17.The day came finally _____ I was given an opportunity to act in the play.(4分)A. whenB. in thatC. whichD. in which是否存疑18.Had you come five minutes earlier, you ________ the train to Birmingham. But now you missed it.(4分)A. would catchB. would have caughtC. could catchD. should catch是否存疑19.She has three children, _____ is working in Australia.(4分)A. whoB. one of whomC. one of themD. none of them是否存疑20.The old lady is quarrelling with others as if she __________mad.(4分)A. wasB. isC. areD. were是否存疑21.I have heard both teachers and students _______ well of him.(4分)A. to speakB. spokenC. to have spokenD. speak是否存疑22.Our son doesn’t know what to _______ at the university; he can’t make up his mindabout his future.(4分)A. take inB. take upC. take overD. take after谋学网是否存疑23.I hope all the precautions against air pollution, ___ suggested by the local government, will be seriously considered here.(4分)A. whileB. sinceC. afterD. as是否存疑24.Although he did not know London well, he made his way ________ to the airport.(4分)A. easy enoughB. enoughC. easily enoughD. enough easily是否存疑25._______ conflict among city-states caused the eventual decline of Greek civilization.(4分)A. ContinuousB. ContinualC.ConstantD. Contrary是否存疑暂时保存我要交卷已答未答。

17春《大学英语》（二）作业_1一、单选题( 每题4分, 共25道小题, 总分值100分)1.She ___the tea in boiling water.(4分)A. moistenB. soakC. steepedD. drench————————C————————2.Doing your homework is a sure way to improve your test scores, and this is especially true ___ it comes to classroom tests.(4分)A. whenB. sinceC. beforeD. after————————A————————3.___ receiving the gift, Einstein wrote a letter of thanks to the author immediately.(4分)A. WhileB. The momentC. SinceD. On————————D————————4.Some airplanes are ___going beyond 1,000 miles an hour.(4分)A. capable ofB. capable inC. able ofD. able to————————A————————5.The managing director took the ___for the accident, although it was not really his fault.(4分)A. guiltB. chargeC. blameD. accusation————————B————————6.There was once an ___ idea that the earth was flat and motionless.(4分)A. absurdB. intrinsicC. eternalD. offensive————————A————————7.We need ___.(4分)A. five dozens of boxesB. several dozen of socksC. five dozen boxesD. three dozens socks————————C————————8.___ we have finished the course, we shall start doing more revision work.(4分)A. For nowB. Now thatC. Ever winceD. By now————————B————————9.___ snacks and drinks，but they also brought cards for entertainment when they had a picnic in the forest.(4分)A. Not only they broughtB. Not only did they bringC. Not only brought theyD. Not only they did bring————————B————————10.Can you show me your marriage___?(4分)A. certificateB. documentC. proofD. evidence————————A————————11.Mr. Brown is a policeman. He works in ___ prison. Now he is sitting at ___ table watching ___ TV.(4分)A. /, /, /B. the, the, theC. the, the, /D. /, /, the————————C————————12.The old millionaire decided to ___ his house to some charities.(4分)A. assentB. presentC. submitD. award————————B————————13.Their coming ___ our hopes of going out.(4分)A. frownedB. beatC. failedD. frustrated————————D————————14.We can ___ a complex argument into its basic elements.(4分)A. resolveB. determineC. decideD. solve————————A————————15.It will become impossible for cars to ___into one another.(4分)A. crashB. crushedC. plungedD. crashed————————A————————16.Sheacted___nothing had happened.(4分)A. asB. thoughC. as ifD. since————————C————————17.I was busy yesterday, otherwise I ___ your birthday party.(4分)A. attendedB. had attendedC. would attendD. would have attended————————D————————18.The story that follows ___ two famous characters of the Rocky Mountain gold rush days.(4分)A. concernsB. statesC. proclaimsD. relates————————A————————19.In the past men generally preferred that their wives ___in the home.(4分)A. workedB. would workC. workD. were working————————C————————20.It is not ___ that our team lost this time.(4分)A. surprisinglyB. surprisedC. surprisingD. surprise————————C————————21.Stressful environments leads to unhealthy behaviours such as poor eating habit, which ___increase the risk of heart disease.(4分)A. in turnB. in returnC. by chanceD. by turns————————A————————22.Studies have shown ___ teenagers often suffer from depression(4分)A. thatB. whichC. in whichD. in that————————A————————23.The ___responsibility for this job is yours.(4分)A. onlyB. singleC. soleD. unique————————C————————24.One must keep calm in ___ time of danger.(4分)A. anB. aC. /D. the————————C————————25.It is no use ___ your past mistakes.(4分)A. regrettingB. regretC. to regretD. regretted ————————A————————17春《大学英语》（二）作业_2一、单选题( 每题4分, 共25道小题, 总分值100分)1.Excuse me, but it is time to have your temperature ___ .(4分)A. takingB. to takeC. takeD. taken————————D————————2.John ___ his father about his failure in the exam.(4分)A. dares not tellB. dares not tellingC. dare not tellD. dares not to tell————————C————————3.After a heavy rain, the sun emerged ___ the clouds.(4分)A. from behindB. from aboveC. from beforeD. from under————————D————————4.Can you help me to ___ this mathematic problem?(4分)A. do outB. work outC. find outD. deal out————————B————————5.Normally, after ___ for the job, you will be required to take a language test.(4分)A. being interviewedB. interviewedC. interviewingD. having interviewed————————A————————6.The court considers a financial ___to be an appropriate way of punishing him.(4分)A. paymentB. obligationC. optionD. penalty————————D————————7.___can you expect to get a pay rise.(4分)A. With hard workB. Although work hardC. Only with hard workD. Now that he works hard————————C————————8.___ home, she found that she had left the key at the office.(4分)A. To have arrivedB. To arriveC. While arrivingD. Arriving————————D————————9.___ is said that this book has been translated into English.(4分)A. WhatB. ItC. ThatD. Which————————B————————10.He soon made ___ clear why he had asked for a conference.(4分)A. thatB. itC. oneD. those————————B————————11.Should she come tomorrow, I ___ take her to the museum.(4分)A. canB. willC. wouldD. must————————C————————12.Cattle ___ on the hillside.(4分)A. grazesB. is grazingC. was grazingD. were grazing————————D————————13.___caused the accident is still a complete mystery.(4分)A. WhatB. ThatC. HowD. Where————————A————————14.Before you ___ down other people, you may as well consider your own faults.(4分)A. bringB. runC. turnD. send————————B————————15.Tom is very selfish. As a result, he has a lot of difficulties ___.(4分)A. at the making of his friendsB. to make friendsC. on his making friendsD. in making friends————————D————————16.They overcame all the difficulties and fulfilled the plan three months ahead of time, ___ is something we had not expected.(4分)A. thatB. whatC. itD. which————————D————————17.John has just ___with his girl-friend.(4分)A. broken throughB. split upC. crackedD. snapped————————B————————18.Our chances of winning the game are ___.(4分)A. slimB. lightC. slantD. slender————————A————————19.Having been found guilty, the man was given a severe ___ by the judge.(4分)B. sentenceC. crimeD. crisis————————B————————20.Well, let’s put our heads together and find ___ to the problem.(4分)A. an answerB. a wayC. a solutionD. a method————————C————————21.Theaeroplane ___in the hills.(4分)A. hitB. smashedC. crashedD. clashed————————C————————22.I found it hard to keep my ___ on the icy path.(4分)A. standB. standardC. levelD. balance————————D————————23.___ she never got my letter at all.(4分)A. ParticularlyB. DoubtfullyC. NormallyD. Obviously————————D————————24.How can I ___ your help?(4分)A. awardB. rewardC. returnD. revolt————————B————————25.The police ___the driver with speeding.(4分)A. accuseB. chargeD. change ————————B————————17春《大学英语》（二）作业_4一、单选题( 每题4分, 共25道小题, 总分值100分)1.The days of colonialism (殖民主义)are drawing ___.(4分)A. on closeB. at a closeC. near closeD. to a close————————D————————2.Tom’s score on the test is the highest in the class; he ___ last night.(4分)A. should studyB. should have studiedC. must have studiedD. must have to study————————C————————3.___ human behaviors may be caused by eating substances that upset the delicate chemical in the brain.(4分)A. DeliberateB. ConsistentC. PrimitiveD. Abnormal————————D————————4.Praise gladdens ___.(4分)A. the heart of the giverB. the heart of the receiverC. the heart of the investorD. the hearts of both the giver and the receiver————————A————————5.Waking up at dawn，she found ___.(4分)A. herself still to sit at the deskB. that she still sitting at deskC. herself still sitting at the deskD. herself was still sitting at the desk————————C————————6.The chair can also ___ a bed.(4分)A. formsB. works inC. function asD. behaved as————————C————————7.The whole town___to welcome the Olympic heroes.(4分)A. turned onB. turned overC. turned offD. turned out————————D————————8.Can you tell me the difference ___ the two words?(4分)A. fromB. inC. amongD. between————————D————————9.The prisoner has___his guilt.(4分)A. adnuttedB. confessedC. concededD. acknowledged————————D————————10.___ a bad habit is formed，it will not be easy to get rid of it.(4分)A. SinceB. BecauseC. WhileD. Once————————D————————11.By moving the radar beam around slowly in a circle, we can ___the surroundings.(4分)A. exploreB. exposeC. erploitD. expand————————A————————12.People appreciate ___ with him because he has a good sense of humor.(4分)A. to workB. to have workedC. workingD. having worked————————C————————13.It is well known that ___ tiger is in ___ danger of dying out.(4分)A. the, /B. a, theC. the, theD. a, /————————A————————14.The spectators ___in panic when the bull got loose.(4分)A. escapedB. fledC. avoidD. run————————B————————15.It was essential that the application forms ___ back before the deadline.(4分)A. must be sentB. would be sentC. be sentD. were sent————————C————————16.He has been ___ out to represent our district to attend this meeting.(4分)A. chosenB. workedC. singledD. pressed————————C————————17.The Smiths ___ their breakfast when the morning post came.(4分)A. hadB. has been havingC. are havingD. were having————————D————————18.The collie is an ___dog,easily to control sheep.(4分)A. intellectualB. intelligentC. intellectD. wise————————B————————19.Cubism, Abstractionism and Pop Art have all been ___in the post-realistic___.(4分)A. eras…generationB. epochs…eraC. periods…ageD. cycles…age————————B————————20.Jim kept the dog ___ up.(4分)A. chainB. chainingC. chainedD. to chain————————C————————21.Many lives have been saved by this famous___.(4分)A. surgeryB. surgicalC. surgeonD. dentist————————C————————22.Is oxygen the only gas ___ helps fire burn?(4分)A. thatB. /C. whichD. it————————A————————23.They tried to book the tickets 5 days earlier. They ___ them 10 days earlier.(4分)A. would have bookedB. might have bookedC. should have bookedD. must have booked————————C————————24.The___plains stretch for hundreds of miles.(4分)A. vastB. hugeC. giantD. enormous————————A————————25.Once environmental damage ___, it takes many years for the system to recover.(4分)A. has doneB. is to doC. doesD. is done————————D————————。

北语17春《高级听力》(Ⅱ)作业3一、单选题1、D2、D3、A4、D5、B一、单选题（共 20 道试题，共 100 分。

）V 1. 第三次作业问题A7A. We have to be at the stadium at 5:45.B. We have to be at the stadium at 6:15.C. We have to be at the stadium at 6:30.D. We have to be at the stadium at 6:45.正确答案：D2. 第三次作业问题A8A. Eight students couldn’t get in.B. Eighteen students couldn’t get in.C. Forty-two students couldn’t get in.D. Fifty-two students couldn’t get in.正确答案：D3. 第三次作业问题A1A. He got up half an hour early.B. He got up half an hour late.C. He got up one hour early.D. He got up one hour late.正确答案：A4. 第三次作业问题A5A. It began at 9:00B. It began at 9:15.C. It began at 10:00.D. It began at 10:15.正确答案：D5. 第三次作业问题B6A. I don’t mind turning down the radio.B. Please turn down the radio.C. Do you mind if I turn down the radio?D. Please don’t turn down the radio.正确答案：B6. 第三次作业问题B9A. How was the potluck supper?B. We had a potluck together.C. I’d like you to come for our potluck supper.D. What will you bring for the potluck supper?正确答案：C7. 第三次作业问题A9A. It’s 11:00 now.B. It’s 11:15 now.C. It’s 11:45 now.。