2020_2021学年高中英语Unit4AstronomythescienceofthestarsSectionⅢⅣGrammarUsingLanguage课时作业含解析新人教版必修3202101301179.doc

1、课时分层作业(十二)Section 、语言知识练习固基础.单句语法填空1Shake him gently(gentle) to see if he responds.2The road was blocked (block)by a huge rock.3When war broke out he returned to England and joined the army.4I got out of bed and pulled(pull)the curtains，so warm sunshine poured through the windows into the room.5Watc

2、h out for the fire，or youll get burnt.6Cheer up! Im sure youll feel better tomorrow.7This big stone is three times as heavy as that one.8This hall is five times bigger(big) than our classroom.9At the end of the interview I was dazed and exhausted(exhaust)10He caught hold of a floating(float) log in

3、the sea.单句改错1That the old mans son wanted to know was where the gold had been hidden.ThatWhat2What she will refuse the offer of help seems unlikely.WhatThat3It was a problem that they would support us.thatwhether4Whatever makes mistakes must correct them.WhateverWhoever5Why they will solve the serio

4、us problem today has not been decided.WhyHow高考题型练习提能力.阅读理解AWhen I was four years old，I got stung(螫) by a beetwice in one week！After that，I had a fear of bees.Thats when my parents suggested that I learn about bees instead of being frightened.I read picture books and watched videos about bees，and I l

5、earned that bees help make the food we eat because of their pollination(授粉)Take pizza，for example.If we didnt have bees to pollinate tomato plants，we wouldnt have tomatoes for sauce.And we wouldnt have cheese without pollination，either.The bad news is that bees are struggling to survive.Many are dyi

6、ng.Some scientists think it might be because of chemicals that are used to kill other insects.What would happen if there were no more bees? I wanted to help.I thought, “What if I make lemonade，sell it，and raise money to help bees？” I talked to my grandmother Helen.She gave me her recipe(调制法) for lem

7、onade.It came from a cookbook from 1940.I added honey to her old recipe.That way，I could sell the lemonade and donate some of the money to groups that are helping to save bees.I could also support local beekeepers by using their honey in my product.And I would be educating others on the importance o

8、f bees and helping to save them.My dad showed me how to work out what supplies I needed to buy.At first，I sold lemonade at a stand at a kids business event.But I wanted to help bees all year round.We talked to a pizza place near where I live.They said they wanted to sell it.Now more than 30 stores s

9、ell it，too.This year we sold about 140，000 bottles.I love helping to save bees.Its the sweetest feeling ever.【语篇解读】本文讲述了小女孩了解蜜蜂之后，通过销售自制蜂蜜柠檬汁来帮助那些处于危难之中的蜜蜂。1After learning about bees，the author Adiscovered their importance to peopleBdeveloped an interest in insectsCknew how to deal with themDbecame

10、afraid of themA推理判断题。根据第一段中的“I learned that bees help make the food we eat because of their pollination.we wouldnt have cheese without pollination，either”可知，女孩通过了解蜜蜂认识到了蜜蜂的重要性。故选A。2What led the author to start her business?ABees worrying condition.BA cookbook from 1940.CHelens special recipe.DHer pa

11、rents words.A细节理解题。根据第二段中的“The bad news is that bees are struggling to survive.Many are dying.What would happen if there were no more bees？I wanted to help.”可知，蜜蜂的处境很危险，作者对此很担忧，因此打算卖柠檬汁来帮助蜜蜂。故选A。3Which of the following words can best describe the author?ACareful and polite.BKind and caring.CBrave an

12、d smart.DStrong and patient.B推理判断题。根据最后一段中的“I wanted to help bees all year round”(我想全年都帮助蜜蜂)以及“I love helping to save bees”(我喜欢帮助拯救蜜蜂)可知，小女孩喜欢帮助蜜蜂，她富有爱心、很善良。故选B。4Whats the best title for the text?AFrom lemon to lemonadeBA kid and her bees.CA healthy heart.DA sweet idea.D标题判断题。根据文中小女孩为救蜜蜂而萌生出销售自制蜂蜜柠檬

13、汁的想法及文章最后一句“Its the sweetest feeling ever.(这是最甜蜜的感觉。)”可知，D项适合作为标题。BSatellites are an important part of our ordinary lives.For example，the information for weather forecasts is sent by satellite.Some satellites have cameras which take photographs of the Earth to show how clouds are moving.Satellites a

14、re also used to connect our international phone calls.Computer connections of the World Wide Web and Internet also use satellites.Many of our TV programmes come to US through satellites.Airplane pilots also sometimes use a satellite to help them find their exact location.We use satellites to send te

15、levision pictures from one part of the world to another.They are usually 35，880 kilometres above the equator (赤道)Sometimes we can see a satellite in the sky and it seems to stay in the same place.This is because it is moving around the world at 11，000 kilometres an hourexactly the same speed that th

16、e earth rotates (转动)A satellite must orbit the Earth with its antennae (天线) facing the earth.Sometimes，it moves away from its orbit，so there are little rockets on it which are used to put the satellite back in the right position.This usually happens about every five or six days.Space is not empty! E

17、very week，more and more satellites are sent into space to orbit the Earth.A satellite usually works for about 10 12 years.Satellites which are broken are sometimes repaired by astronauts or sometimes brought back to the Earth to be repaired.Often，very old or broken satellites are left in space to or

18、bit the Earth for a very long time.This is very serious because some satellites use nuclear power and they can crash into each other.【语篇解读】本文是一篇科普说明文。文章对各种卫星的用途、卫星工作的状态以及人们对已损坏卫星的处理办法进行了解释说明。5Which of the following is NOT done by satellites according to the passage?ASending information for weather f

19、orecasts.BTaking photographs of the Earth.CSending TV pictures.DProviding food for airplane pilots.D细节理解题。根据第一段和第三段首句不难看出，卫星可以传递天气预报信息、拍摄地球照片、传递电视图片等，但是没说为飞行员提供食物，所以选择D项。6Why does the satellite move around the world at the same speed as the Earth rotates?AIn order to take photographs.BIn order to st

20、ay in a certain position in the orbit.CIn order to move away from its orbit.DIn order to send television pictures.B细节理解题。根据第三段内容可以看出，卫星之所以用和地球自转相同的速度绕地球旋转，是为了保持在一定位置上。显然B项正确。7What does the underlined word “This” in the 3rd paragraph refer to? AA satellite. BA little rocket. CA satellite seems to sta

21、y in the same place in the sky. DThe satellite puts the rockets in the right position.C代词指代题。this在此替代前文的“Sometimes we can see a satellite in the sky and it seems to stay in the same place.”故选C项。8Which is true of satellites? AA satellite usually works for about 1012 years.BEvery time a satellite gets

22、 broken，it is brought back to the Earth to be repaired.CA broken satellite is never left in space.DBroken satellites often crash into each other.A细节理解题。根据最后一段不难看出A项正确。.短文改错I became interested in astronomy as a kid and used to wonder how big the universe might be and which it was “behind” the stars.A

23、s I grew up and finally went to college，I hardly had any time develop my hobby because there was too many homework to do.It was around the year 2010 that I researched astronomy again.Therefore，I didnt have much time for my hobby either.Often I would like to observe a object in the night sky，but I wa

24、s either working and looking after my kids，so I shared my hobby with my kids.I encouraged him to observe the stars with me.I told to them about the Moon，the stars，the Sun and many other interested things up there.By have a common hobby we could spend time together and we all find it interesting.答案I

25、became interested in astronomy as a kid and used to wonder how big the universe might be and it was “behind” the stars.As I grew up and finally went to college，I hardly had any time develop my hobby because there was too homework to do.It was around the year 2010 that I researched astronomy again. ，

26、I didnt have much time for my hobby either.Often I would like to observe object in the night sky，but I was either working looking after my kids，so I shared my hobby with my kids.I encouraged to observe the stars with me.I told them about the Moon，the stars，the Sun and many other things up there.By a common hobby we could spend time together and we all find it interesting.