1、课时作业(十二)Unit 4Global warmingSection Grammar & Writing.按要求改写下列各句1The car accident happened in this street yesterday.(强调地点状语)_答案：It was in this street that the car accident happened yesterday.2He left his hometown for Taiwan in his teens.(强调时间状语)_答案：It was in his teens that he left his hometown for Ta
2、iwan.3It was he who broke the window.(改为一般疑问句)_答案：Was it he who broke the window?4I found a key in his pocket.(强调宾语)_答案：It was a key that I found in his pocket.5They could not cross the river because the water had risen.(强调原因状语)_答案：It was because the water had risen that they could not cross the riv
3、er.6Where did he buy the bike？(强调特殊疑问词where)_答案：Where was it that he bought the bike?7It is the letter that you got yesterday that makes you so sad.(改为一般疑问句)_答案：Is it the letter that you got yesterday that makes you so sad?8Mike and Mary helped the old man several days ago.(强调主语)_答案：It was Mike and
4、Mary who/that helped the old man several days ago.9I didnt realize she was a famous film star until she took off her dark glasses.(强调until引导的时间状语从句)_I realized she was a famous film star.答案：It was not until she took off her dark glasses that10Why did he come late for the meeting？(强调why)_he came late
5、 for the meeting?答案：Why was it that11Where did the 44th World Table Tennis Championship take place？(强调where)_the 44th World Table Tennis Championship took place?答案：Where was it that12. Did they clean the classroom yesterday？(强调they)_cleaned the classroom yesterday?答案：Was it they that/who.完成句子1_in th
6、e hotel where we used to stay_the murder happened.这次谋杀正是在我们以前住过的那家旅馆里发生的。答案：It was；that2_when I returned_ she left the meeting room.正是在我回来的时候她离开了会议室。答案：It was；that3_in the library_you saw our English teacher yesterday?你昨天是在图书馆见到的我们的英语老师吗？答案：Was it；that4_you got to know I traveled to the USA?Through
7、one of your colleagues.你是如何知道我去美国旅游这一消息的？是通过你的一位同事(知道的)。答案：How was it that5_my father made a promise that if I can do well in the next exam，he will buy me whatever I want.是在回家的路上爸爸向我承诺，如果下次考试我考得好，他给我买我想要的任何东西。答案：It was on my way home that.阅读理解Many large American cities have a natural history museum，
8、where visitors can see things like old dinosaur bones.At_some，parents can take their children to see some of the same scientific exhibits they saw when they were growing up.But some museums are making changes，in ways that might surprise you.The Natural History Museum of Los Angeles County in Califor
9、nia is one of them.Jonathan Gillett is assistant collections manager at the museum.He says the new exhibit，called “Becoming LA”，tells the history of Los Angeles in an unusual way.He said，“Not only are we interpreting (解释) natural history.We also as a part of our mission statement are interpreting cu
10、ltural history as well.So it shows the way that the environment has influenced people and how people have influenced the environment.”The collection includes a wooden cross from the 1700s，when Spain established Roman Catholic communities in California.There is also a car that was made locally in the
11、 early 1900s.The history of Los Angeles would not be complete without some objects from Hollywood.So the exhibit includes a camera that was used to film silent movies and clothing worn by the famous silent movie actor Charlie Chaplin.Kristin Friedrich is the Director of Communications at the Natural
12、 History Museum of Los Angeles County.She says “Becoming LA” tells not only about the citys past but about the creatures that live there today.Some firsttime visitors to the museum are surprised to find live animals，including rats，snakes and turtles.Ms Friedrich says natural history museums are chan
13、ging themselves，exploring ideas like conservation (保护) and humans effect on the environment.Tim Waters，a firsttime visitor to the museum，says he likes the museum.“This whole exhibit was an ongoing history，and so its giving us not just an ancient history but our place and how we form history.”语篇解读本文是
14、说明文。洛杉矶的自然历史博物馆寻求改变，不但展示洛杉矶的文化历史，而且活的动物也出现在了博物馆里。1By the underlined sentence，the author wants to tell us that_.Anatural history museums are popular with both parents and kidsBparents like to take their kids to see what they were familiar withCsome natural history museums dont change much as time goe
15、s byDsome scientific exhibits are so popular that they are always on display解析：推理判断题。由画线句后的But some museums are making changes可知，画线句是为了说明有些博物馆因循守旧，不寻求改变。答案：C2Telling the history of LA in an unusual way means_.Ainterpreting the natural history of LA in detailBinterpreting both natural and cultural hi
16、story of LACletting people tell the influence of the environmentDtelling the history of LA through peoples daily records解析：细节理解题。根据第二段的Not only are we interpreting natural history.We also as a part of our mission statement are interpreting cultural history as well可知，不寻常的讲述洛杉矶历史的方法就是既讲述其自然历史，也讲述其文化历史
17、。答案：B3What can we infer from Paragraph 3?AThe wooden cross played an important role in LAs history.BCharlie Chaplin was an actor who was born in LACHollywood cannot be ignored in LAs history.DSpain totally took control of LA in the 1700s.解析：推理判断题。根据第三段的The history of Los Angeles would not be complet
18、e without some objects from Hollywood可知，好莱坞在洛杉矶的历史上不能被忽视。答案：C4Tim Waters reaction shows that the idea of the museum_.Aisnt so new to visitorsBis too surprising to acceptCis well received by visitorsDencourages visitors to learn more解析：推理判断题。根据末段的Tim Waters，a firsttime visitor to the museum，says he l
19、ikes the museum可知，Tim Waters的反应表明博物馆的创意很受欢迎。答案：C.任务型阅读_1_Your school days should be some of the best and happiest days of your life.How can you gain the most from them，and ensure that you do not waste this wonderful opportunity to learn?Be positive about school！Dont say things are difficult or borin
20、g.Be interested in school life and your school subjects.Join in lots of activities.Be quick to put your hand up.Go round the school with a big smile.Expect to work._2_If you are not working，you are not learning，you are wasting your time at school.Teachers cannot make everything enjoyable.Keep fit.If
21、 you do not eat a good breakfast，you will be thinking about food in class.If you go to bed late and do not have enough sleep，you will be sleepy in class.Play some sports to keep your body strong._3_Never put off till tomorrow what you can do today.Do not say you will do things tomorrow.If you get be
22、hind the class，it is very difficult to get back in front.You cannot finish a race if you rest all the time.Dont be too disappointed if things sometimes go bad._4_Friends are not always perfect，and they sometimes say and do unpleasant things.Dont let small problems seem very big and important.Talk ab
23、out problemssometimes they are only the result of misunderstanding.Dont be too embarrassed to ask for help.You are young.No one thinks you can do everything!Plan your time.Dont waste life lying in bed on Saturday morning.Go and play a sport，learn the piano，work on a project，read a book，practise Engl
24、ish，or help someone with problems.There are always a lot of things to do.Set targets.If your last grade was a D，work for a CTry to make progress bit by bit._5_AEveryone fails some tests，loses some matches and has bad days.BWays to have a happy school life.CDo todays work today.DFollow my advice，and
25、have a happy school life!EBecause it means that you are enjoying school and learning more.FSchool is not a holiday camp.GYou are making your time of little use unless you are learning hard.答案：1.B2.F3.C4.A5.D.书面表达假定你叫李华，是某外国语学校的学生会主席。最近，你校正在开展“低碳生活保护地球”的主题活动。请你根据右图的提示，写一份英语海报，号召全校学生节约能源、保护环境。 注意：1.词数
26、：100左右；2海报的开头和结尾已为你写好，但不计入总词数。Dear friends，As we all know，the earth is facing great challenges nowadays._The earth is our only home.Lets take action from now on!参考范文：Dear friends，As we all know，the earth is facing great challenges nowadays.In recent years there are more natural disasters and extreme
27、 weather.Some rivers and lakes are being seriously polluted.So it is high time that we lived a low carbon life to protect the earth.Here Id like to make some suggestions：First of all，we should make better use of renewable energy，such as solar，water and wind energy.Second，we should develop healthier lifestyles to reduce the consumption of fossil fuels.We can walk or ride bicycles instead of using private cars.More importantly，we should learn to recycle used things to save energy.The earth is our only home.Lets take action from now on!
