1、双基限时练(十一)Unit 4Part .单句语法填空(不多于3个单词)1Their fur_(use)to make sweaters.答案is being used2The wool_(take) from under their stomachs.答案is being taken3A lot of forests_(destroy),and we are becoming endangered.答案are being destroyed4Much attention_(pay) to the environment around us.答案is being paid5What shoul
2、d you do while your car_(repair)?答案is being repaired.把下面的句子变成被动语态1The students are cleaning the classroom._答案The classroom is being cleaned by the students.2Their aunts are taking care of them._答案They are being taken care of by their aunts.3One of the best students is writing the report._答案The repor
3、t is being written by one of the best students.4They are carrying out an interesting experiment._答案An interesting experiment is being carried out (by them)5My father is painting our new house._答案Our new house is being painted by my father.6I have finished part of my work._答案Part of my work has been
4、finished.7His mother is preparing a wonderful dinner for the guests._答案A wonderful dinner is being prepared for the guests by his mother.8We are making chairs out of wood._答案Chairs are being made out of wood (by us).语法知识1New Years Day is coming and Childrens Park _ for it.A. is prepared B. is being
5、preparedC. has prepared D. is preparing答案与解析B从“is coming”可知选B项。2With the development of science, more new technology _ to the fields of IT.A. has introduced B. is being introducedC. is introduced D. was introduced答案与解析B从“with the development of science”可知应选用现在进行时的被动语态。3The jungles in this area _ dow
6、n so quickly that the wild animals may lose their homes in the near future.A. cut B. were cutC. are being cut D. had been cut答案与解析Cso . that .句型中使用将来时,故前面的动词应为现在时。4 Have you got the result of the CollegeEntrance Examination? Not yet. The papers_.A. are correctingB. havent correctedC. are still being
7、 correctedD. have already been corrected答案与解析C根据主语和correct之间的关系,排除A、B两项;D项与题干矛盾。5The environment which _ is so important to us that we must do our best to protect it.A. have been destroyed B. destroyedC. has destroyed D. is being destroyed答案与解析Dis being destroyed“正在被毁灭”。.语法填空阅读下面材料,在空白处填入适当的内容(不多于3个
8、单词)或括号内单词的正确形式。We are sad to know that nowadays great damage _1_(do) to animals by human beings. Many animals are endangered just because their habitats _2_(threaten). Rainforests _3_(cut) at such a speed that they will disappear from the earth in the near future. Rivers and lakes _4_(pollute) by fa
9、ctories. Another reason why many species are dying out is that they _5_(kill) either for food or for clothing. What if we continued to do whatever we like?Thankfully, there is an organization called WWF, which is very concerned about this problem. With its help, wildlife parks _6_(set) up to protect
10、 endangered animals. For example, the African elephant now _7_(protect) in a wildlife park by WWF and their numbers _8_(increase) quickly.Personally, I think it is everyones responsibility _9_(protect) animals. Do remember:to protect animals is _10_(protect) ourselves!答案1.is being done2.are being th
11、reatened3.are being cut4.are being polluted5.are being killed6.have been set7.is being protected8.are increasing9.to protect10.to protect.阅读理解There are many international organizations which work to save and protect endangered species (物种) and natural environment. If you would like more information
12、about any of the organizations listed below, you can write to the addresses given.Friends of the Earth (FOE) campaigns on a range of problems including rainforests, the countryside, water and air pollution and energy.Friends of the Earth International SecretariatP.O. Box 191991000 GD.AmsterdamThe Ne
13、therlandsGreenpeace uses peaceful but direct action to defend the environment. It campaigns to protect rainforests and sea animals, stop global warming and end pollution of air, land and seas. It also opposes nuclear power.Greenpeace InternationalKeizergracht 1761016 DW AmsterdamThe NetherlandsBirdL
14、ife International is an organization which works to save endangered birds all over the world.BirdLife InternationalWellbrook CourtGirton RoadCambridge CB3 0NAEnglandWWF World Wide Fund For Nature is the worlds largest private international organization for the conservation of nature and threatened s
15、pecies.Information OfficerWWF InternationalAvenue du MontBlanc1196 GlandSwitzerland1.If you want to learn more about the organizations, you can _.A. call them B. write them a letterC. visit them D. send them an email答案与解析B从文章第一段最后一句可知,要想了解更多信息,可以写信给他们。B项正确。2BirdLife International is an organization
16、aiming to _.A. reduce pollution B. defend rainforestsC. protect ocean animals D. save endangered birds 答案与解析D表格左下框内信息表明BirdLife旨在保护濒危的鸟类动物。D项正确。3If you oppose nuclear power, you can join _.A. Friends of the EarthB. World Wide Fund For NatureC. GreenpeaceD. BirdLife International答案与解析C图表右上框内有“It also
17、 opposes nuclear power.”信息。C项正确。4Which is the best title for the passage?A. Environmental Protection OrganizationsB. Global Traffic Problems C. Endangered AnimalsD. Natural Beauty答案与解析A文章介绍了四个环保组织,A项正确。.短文改错As summer vacation is come soon, my classmates are trying very hardly to get train tickets to
18、 go home. But I have made up my minds to spend the vacation far from home for first time in my life. My parents have agreed to visiting me, and I will have a different vacation. When they come here, I will show they around my university and the city as well as. I have decided to buy them some nice g
19、ifts. It will be a big surprise for them. My parents had done a lot for me, and I think it is high time that I did anything special to express their thanks.答案As summer vacation is soon, my classmates are trying very to get train tickets to go home. But I have made up my to spend the vacation far fro
20、m home for first time in my life. My parents have agreed to me, and I will have a different vacation. When they come here, I will show around my university and the city as well . I have decided to buy them some nice gifts. It will be a big surprise for them. My parents done a lot for me, and I think it is high time that I did special to express thanks.