2018秋英语人教版选修8习题:第二单元检测A WORD版含解析.docx
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1、第二单元检测(A)(时间:120分钟满分:150分)第卷第一部分听力(共两节,满分30分)第一节(共5小题;每小题1.5分,满分7.5分)听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。M:Hi,Im home.W:Hi.Did you remember to buy the tickets?M:Well,I remembered,but they were sold out.W:Oh no.I was really looking forward to
2、 it.Its the last night that the play is on.1Why is the woman so disappointed?A.Because she wont have a chance to see the play.B.Because the man wouldnt go to the play with her.C.Because there are no good seats left.答案:AM:Have you got something bigger?W:Thats the last one weve got,Im afraid.M:Ill lea
3、ve it,thanks.2Where does the conversation most probably take place?A.At a bus stop.B.In a cinema.C.In a shop.答案:CW:Why so early?M:Early?Its 3 oclock now.School starts at 8:45 in the morning and ends at 3 in the afternoon.W:In my country,we go to school from 8 a.m.until 5 p.m.M:Gosh!3What can we lear
4、n about the two speakers?A.They are neighbours.B.They are both students.C.They are from the same school.答案:BM:Excuse me,can you tell me when the next bus leaves for the airport?W:It leaves in three minutes.If you run,you might catch it.M:Thank you.I will try.4What is the man going to do?A.Run to the
5、 airport.B.Wait for another bus.C.Hurry to catch the next bus.答案:CW:Whatve you got behind your back?No,dont tell mechocolates?M:No,these!W:Oh,they are lovely,and my favourite colour roses too!Thank you!5What has the man got behind his back?A.Some chocolates.B.His gift for the woman.C.Lovely red rose
6、s.答案:B第二节(共15小题;每小题1.5分,满分22.5分)听下面5段对话或独白。每段对话或独白后有几个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。听每段对话或独白前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出5秒钟的作答时间。每段对话或独白读两遍。听第6段材料,回答第6至8题。W:Gosh!All these people,and I dont know any of them!M:Dont worry!First things first.What would you like to drink?W:A glass of wine,plea
7、se.Thank you.Could you tell me one or two names?M:Of course.Right.Can you see that man over there,sitting at the table?His names Paul and hes really nice.Hes a musician and he works in LA.W:Sorry,where?M:Los Angeles.W:Uh huh.M:And hes talking to Kathy.Shes on the other side of the table.Shes wearing
8、 a red and white T-shirt.She runs a hotel in London,a very rich woman indeed.Come on;Ill introduce you.W:Thanks.6Where are the two speakers now?A.At the womans home.B.At a conference.C.At a party.答案:C7Where does Paul work?A.In London.B.In Los Angeles.C.In an art museum.答案:B8What will happen next?A.T
9、he woman will meet some new people.B.The woman will sit beside Kathy.C.The man will make a speech.答案:A听第7段材料,回答第9至11题。M:So,Susan,do you have anything planned for this Saturday?W:Uh,Im kind of busy.Why do you ask?M:Oh,I was wondering if youd like to get together and do something,like watching a movie
10、 or taking a walk down by the lake.W:Id love to,but Im really going to be busy all day on Saturday.M:What do you have to do on that day?W:First,my mom asked me to help clean the house in the morning,and then I have to see my doctor at 12:30.I cant miss that.M:Well,what about after that?W:Well,Im goi
11、ng to be running around all day.After seeing the doctor,I need to meet Julie at 2:00 to help her with her science project thats due on Monday morning at school.M:Okay,but are you free after that?W:Hardly.Then I have to pick up my brother from basketball practice at 4:30,and my mom asked me to cook d
12、inner for the family at 5:30.I feel like a slave sometimes.Then,I have to clean the dishes and finish doing my history homework.Who knows how long thatll take.M:Wow,sounds like youre going to have a full day.Hey,listen,why dont I come over later in the evening,and we can play a game or do something
13、else.W:Sounds good,but give me a call before you come.My mom might try to come up with something else for me to do.9What do you know about the boy?A.He is Susans cousin and schoolmate.B.He has decided to go to a movie with Susan.C.He has more free time than Susan.答案:C10Whats Susans attitude towards
14、the housework?A.She thinks she is given too much of it.B.She enjoys doing it and would like to do more.C.She thinks her brother should share some,too.答案:A11What will most probably happen in the evening?A.Susan will go to the boys house to play games.B.The boy will come to Susans house to play.C.Susa
15、ns mother will play games with the children.答案:B听第8段材料,回答第12至14题。W:So,how are things going,Steve?M:Well,to be honest,Carla,I was feeling great on Saturday,but I started to feel sick on Sunday afternoon.I thought Id get better,but I feel worse than before.And Im really worried because Ill have an exa
16、m on Friday,so I have to be better by then.W:Well,what seems to be the problem?M:Well,the doctor said it was just a bad cold.He gave me some cold medicine to take care of my fever.Im supposed to take the medicine three times a day after eating,but it doesnt seem to help.He also told me to stay in be
17、d for a day or so,but Im so busy these days.W:Listen,forget about that medicine!I have just the thing to get rid of bad colds.My mom has some very good Chinese medicine.M:Oh,no,thanks.W:Ah,come on!Give it a try.You just take some of my moms special tea and drink it four times a day.Believe me.Youll
18、be up and dancing around in no time.M:Dancing around in no time,right?Well,I guess.Nothing else seems to be doing the job.W:Great.Ill come by your place at 7:30.See you then.12How long has Steve been sick?A.Since Friday.B.Since Saturday.C.Since Sunday.答案:C13Why does Steve wish to get better before F
19、riday?A.Because he has an exam on Friday.B.Because the doctors medicine wont work after Friday.C.Because he doesnt want to take the Chinese medicine.答案:A14What will happen soon?A.Steve will be sent to hospital.B.Carlas mother will come to see Steve.C.Steve will try the Chinese tea.答案:C听第9段材料,回答第15至1
20、7题。W:Hey,Taxi!Ah,great.Thanks for pulling over.M:Where to?W:Well,Im going to the National Museum of Art,and.M:Sure.Get in.No problem.Hang on!W:Uh.Excuse me.How long does it take to get there?M:Well,that all depends on the traffic,but it shouldnt take more than twenty minutes.W:Okay.Uh,sorry for aski
21、ng,but do you have any idea how much will it be?M:Oh,it shouldnt be more than 18 dollars.not including a.uh-hum.a tip of course.W:Oh,and by the way,do you know what time the museum closes?M:Well,I would guess around 6 oclock.W:Uh,do you have the time?M:Yeah.Its half past four.W:Thanks.15How soon wil
22、l the taxi get to the museum?A.Within five minutes.B.In half an hour.C.Within 20 minutes.答案:C16How much will the woman give to the taxi driver?A.Exactly 18 dollars.B.Less than 18 dollars.C.More than 18 dollars.答案:C17How much time will be left for the woman to see the museum?A.About two hours.B.Over
23、an hour.C.About 40 minutes.答案:B听第10段材料,回答第18至20题。Good afternoon,everyone.My name is Richard Parry and Im the school director.I do hope youve all had a good journey,although Im sure you must be feeling rather tired.No doubt you are looking forward to meeting the families youre going to be staying wit
24、h during the next month.Now,please listen carefully to the following arrangements as the various families are waiting in groups to meet you.If your surname,your family name,begins with the letter A to F,your host family will be waiting for you in this hall.At the end of the meeting,you should wait b
25、ehind in here.Now,for those of you whose names begin with G to L,you should go downstairs,not upstairs,but downstairs to the dining room.When you get there,make sure you go to the far end of the room by the drink machine.Thats important as people whose names begin with letters from M to R should als
26、o go downstairs and wait at the opposite end of the dining room near the doors into the garden.And the final groupthose of you with names from S to Z,must go out of this hall,past the office to the car park,where the bus stopped when you arrive at.All rightgo out to where the cars are parked by the
27、main gate and your families will be waiting there.18Who is the speaker most probably speaking to?A.Football players ready for a match.B.Exchange students from abroad.C.Soldiers coming back to their families.答案:B19Where should Mary Clinton meet her host family?A.In the very hall where the speaker is
28、speaking.B.Downstairs at the end of the dining room near the doors into the garden.C.Downstairs at the end of the dining room by the drinks machine.答案:A20Where must Oliver Twist go to meet his host family?A.Nowhere but stay where he is now.B.Downstairs to the dining room.C.Out of the hall to the car
29、 park.答案:C第二部分阅读理解(共两节,满分40分)第一节(共12小题;每小题2.5分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项。ABritish scientists have done something that many people thought was impossible:they created the first clone of an adult mammal(哺乳动物).The clone,named Dolly,is a seven-month-old sheep,grown from a cell of an adult
30、 female sheep.What is a clone?A clone is a copya genetic copy.Genes are the instructions for life.They tell a cell what to do and how to do it.Genes make each individual plant or animal different and unique.But a clone has the same genes as the original organism(生物体).Cloning is not new.Plants have b
31、een cloned for centuries.New plants are often grown from cutting from another plant.Also,plants like pineapples,strawberries and carnations(康乃馨)are sometimes cloned.One benefit of cloning is that we can make many copies of the best and healthiest plants.It has been much more difficult to clone anima
32、ls.Frogs have been cloned,but they died as tadpoles,never living long enough to become adult frogs.Mice,sheep and cattle have been cloned from embryos(胚胎).But Dolly is the first healthy clone of an adult mammal.How did they do it?(1)An unfertilized egg was taken from a sheep.(2)The egg nucleus(细胞核)w
33、as removed.(3)A cell was taken from the udder(乳房) of a pregnant(怀孕的)sheep.It was “starved”,so that it stopped growing.(4)The two cells were combined into one and then implanted in a third sheep,where it grew normally.(5) The clone was born.It was genetically identical to the pregnant sheep in step (
34、3).This sounds much easier than it actually was.To end up with one clone,the scientists started with 277 udder cells.And they needed in a way to make the egg cell accept a new nucleus.They did that by starving the cell in step (3).It may soon be possible to clone many types of animals.Will we also b
35、e able to clone human organs,or even whole human beings?We have only begun to think about the morality of cloning technology.Maybe the question to ask is not whether we can clone humans,but instead,should we clone humans?21Dolly is a sheep because she is grown from a cell of an adult female sheep.A.
36、that has not her fatherB.that has not her motherC.that has no parentsD.that has not any tail答案:C解析:推理判断题。从文中可以看出,多莉是从一只成年羊的细胞中克隆出来的,所以它没有父母,而是那只成年羊的一个翻版。22Which of the following statements is TRUE?A.Only plants can be cloned.B.Only strawberries and carnations can sometimes be cloned.C.Animals and pl
37、ants have quite a long history of cloning.D.Genes can tell a cell what to do and how to do it during cloning.答案:D解析:细节理解题。D项“基因在克隆过程中可以告诉细胞做什么及如何去做”,文章第二段说的正是这个意思。第三段指植物可以克隆,第四段指动物也可以克隆,所以A项“只有植物可以克隆” 不正确。从文中第三段可知菠萝也是可以克隆的,所以B 项“只有草莓和康乃馨可以克隆”不正确。第三段中指植物已有几个世纪的克隆历史,而没有提到动物的克隆历史,所以C 项“动植物都有相当长的克隆历史”与题
38、意不符。23From the fourth paragraph we can know that .A.a tadpole is the early stage of a grown-up frogB.a tadpole is a frog without a tailC.a tadpole is a kind of animalD.a tadpole is a clone of an adult mammal答案:A解析:推理判断题。文章第四段第二句中说:人们曾经克隆过青蛙,但在蝌蚪阶段就死了,并没有进入成年青蛙阶段,所以我们可以判断,蝌蚪是青蛙的早期形态,故A 项正确。24Which is
39、 the right order in the process of the clone of Dolly?a.Taking an unfertilized egg from an adult female sheep.b.Removing the eggs nucleus.c.Combining the two cells into one and then implanting it in a third sheep.d.Taking a cell from the udder of a pregnant sheep.A.a b c dB.c a b dC.a b d cD.d c b a
40、答案:C解析:细节排序题。根据克隆的步骤(1)(4)可知应选C项。BHave you seen Jurassic Park?In this film,scientists use DNA kept for tens of millions of years to clone dinosaurs.They find trouble,however,when they realize that the cloned creatures are smarter and more dangerous than expected.Thats nothing more than a fiction.But
41、 could we really clone endangered animals?To date,the most successful attempt to do so was the cloning of a gaur(野牛),a rare ox-like animal from southeast Asia.Scientists used a cow to bring the cloned baby gaur,named Noah.Two days after birth,however,Noah died from a common bacterial infection.Other
42、 endangered species that may be cloned include the African bongo antelope(邦戈羚羊),the Sumatran tiger,the cheetah(猎豹),and the giant panda.Next,could we really clone extinct animals?In theory?Yes.To do this,you need a well-kept source of DNA from the extinct animals such as wool mammoth(毛象),Tasmanian ti
43、ger,or even dinosaur,and a closely related species,still living,which could serve as a surrogate mother.In reality?Probably not.On the one hand,its not likely that extinct animals DNA could survive undamaged for such a long time.Cloning extinct animals as wool mammoth,Tasmanian tiger,or dinosaur is
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2019届人教A版数学必修二同步课后篇巩固探究:2-1-1 平面 WORD版含解析.docx
