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1、Unit 4Learning about Language.用适当的关系代词填空1The building whose wall is white is my uncles house.2I know the boy who/that/whom you are looking for.3Will you please lend me the very book that you bought yesterday?4The student who/whom/that the teacher praised at the class meeting is our monitor.5The seas
2、on which/that comes after spring is summer.6This is the museum that/which we visited last Saturday.7Is this the museum that/which you visited last Saturday?8I found some photos of interesting places which/that were not far away from our city.9The boy with whom John spoke is my brother.10The girl who
3、se leg was broken in the earthquake was taken to hospital.下列复合句中均含有一个定语从句，但有一处错误，请予改正。1Toms mother kept telling him stories he was interested in them. 应去掉句末的them 2Toms mother kept telling him stories and which he was interested in. 去掉and或去掉which，在in后加them 3Do you know the professor he often gives us
4、 lectures? he改为who 4Did you see the professor his name is Chen Jia? his改为whose .语法单句填空1There is an old man who/that wants to see you at the school gate.解析：考查定语从句。先行词为人且关系代词在从句中作主语，故用who/that作引导词。2Mr. John said that Suzhou was the first city that he had visited in China.解析：考查关系代词。city与visit之间是动宾关系。又因
5、为有序数词the first修饰city，故用that引导。3This is one of the best films that have been shown (show) this year.解析：句意：这是今年放映的最佳影片之一。films为先行词，且被放映。4He talked a lot about things and persons that he remembered in the school.解析：句意：他谈到了他所记起的学校的许多人和事。先行词为things and persons，只能用that。5The careless driver knocked down th
6、e old man who/that was crossing the road.解析：考查定语从句。句意：粗心的司机撞倒了正在过马路的老人。先行词是the old man，关系代词who/that在定语从句中作主语。6(2015四川高考改编)The books on the desk, whose covers are shiny，are prizes for us.解析：考查定语从句。句意：桌子上的书是我们的奖品，它们的封面是闪亮的。由句意和句子结构可知填whose。.阅读理解Everybody hates rats. But in the earthquake capitals of t
7、he worldJapan, Los Angeles, Turkeyrats will soon be mans new best friends. What happens after an earthquake? We send in rescue dogs. Why? Because they can smell people. Dogs save lives. They help rescuers to find living people. But dogs are big and they cant get into small spaces. So now a new resea
8、rch project is using a smaller animal to save lives: the rat. How does it work? First, the rat is trained to smell people. When this happens, the rats brain gives a signal (信号). This is sent to a small radio on its back，and then the rescuers follow the radio signals. When the rats brain activity jum
9、ps, the rescuers know that someone is alive. The rat has smelled that person.Although there are already robots which can do this job, rats are better. Christian Linter at Cornell UniversityNew York says, “Robots noses dont work well when there are other smells around. Rats are good at that.” Rats ca
10、n also see in the dark. They are cheaper and quicker to train than dogs, and unlike robots, they dont need electricity! The “rat project” is not finished, but Julie Ryan of International Rescue Corps in Scotland says, “It would be wonderful. A rat could get into spaces we couldnt get to and a rat wo
11、uld get out if it wasnt safe.” Perhaps for the first time in history，people will be happy to see a rat in a building(but only after an earthquake, of course)文章大意：地震过后的搜救工作往往会遇到很多问题，幸存者在哪儿？怎样判断残垣断壁下是否还有生命的存在？我们知道有生命探测仪，有搜救犬，你听说过搜救鼠吗？令人厌恶的老鼠在探测生命迹象的时候却具有更多的优势，本文意在介绍搜救鼠独特的优势。1In the world earthquake ca
12、pitals, rats will become mans best friends because they can B .Atake the place of mans rescue jobsBfind the position of people alive who are trapped in buildingsCserve as food for people alive who are trapped in buildingsDget into small spaces解析：推理判断题。根据第二段最后两句But dogs are big and they cant get into
13、 small spaces. So now a new research project is using a smaller animal to save lives: the rat.可知，地震救援中，让老鼠钻入狭小空间中去探测幸存者的位置。2From the third paragraph we know the rescuers can judge a person is alive by C .Athe noise made by the ratBthe rats unusual behaviorCthe signal sent by the radio on the rats ba
14、ckDthe smell given off by the person解析：推理判断题。根据第三段中This is sent to a small radio on its back，and then the rescuers follow the radio signals. When the rats brain activity jumps, the rescuers know that someone is alive. The rat has smelled that person.可知。3In doing rescue jobs, C .Arats smell better th
15、an dogsBdogs dont need to be trained to smell peopleCrobots sense of smell can be affected by other smells aroundDrats can see in the dark and smaller than robots解析：细节理解题。根据第四段中.Robots noses dont work well when there are other smells around. Rats are good at that.可知，当周围有别的气味的时候，机器人的嗅觉就失效了。4Rats have all the following advantages(优点) EXCEPT that A .Athey are more wonderful than other animalsBthey are less expensive to train than dogsCthey dont need electricityDthey are small and can get into small place
