Unit 13 We're trying to save the earth. Section B 同步练习（3课时含答案）

Unit 13 Section B (1a-1e) Ⅰ.根据句意及首字母提示写出所缺单词的适当形式 1.I think r　　　　 paper is a good way to protect trees.? 2.We should use handkerchiefs, not paper n　　　　.　? 3.T　　　　 off the shower while you are washing your hair.? 4.Stop r　　　　 in cars. Ride your bikes.? 5.To reduce the use of plastic bags, we should take our own bags when s　　　　.? Ⅱ.根据汉语意思完成句子 6.当你离开教室时,请关上灯。 Please　　　　 　　　　the light when you leave the classroom.? 7.这家工厂应被告知停止污染环境。 The factory should be told to 　　　　　　　　the environment.? 8.对我们来说,回收利用纸真的很容易。 　　　　 　　　　is really easy for us.? 9.我们真的不应该使用纸巾。 We really 　　　　use paper 　　　　.? 10.购物的时候你带着自己的袋子吗? Do you take your own bags 　　　　　　　　?? Ⅲ.单项填空 (　　)11.When you leave, please turn off the light　　　　 energy.? A.save B.saving C.to save (　　)12.—Come and see! The little boy is crying. —Please bring him a model plane to make him 　　　　.? A.stop crying B.stop to cry C.cry (　　)13.[2019·云南改编] —I’ve got a toothache, Mom.　 —Oh, you 　　　　eat too much candy.? A.shouldn’t B.needn’t C.should (　　)14.—It takes me half an hour 　　　　playing the piano every day. How about you?? —I usually spend 20 minutes 　　　　it.? A.practicing; on 　　　　 B.to practice; in C.to practice; on (　　)15.—Don’t keep the water running while brushing your teeth. —Sorry. I forgot to 　　　　.? A.turn it on 　　　　 B.turn off it C.turn it off (　　)16.[2020·呼和浩特改编] Earth Day　　　　 in 1970 for the first time, and the Day now includes events in more than 190 countries and regions(地区).? A.celebrated B.was celebrated C.has been celebrated (　　)17.[2020·青岛改编] —Allen, shall we go to the bookstore this afternoon? —I’m sorry, David. But I　　　　 meet my cousin at the train station.? A.have to B.can C.may Ⅳ.补全对话 A: Hi, Jane. Would you like to help protect the environment? B: I don’t know. 18.　　　? A: Well, first, you can start by turning off the lights. B: Yes, that’s easy. 19.　　　? A: Second, you can ride a bike. 20.　　　? B: That will save money, too. 21.　　　? A: Try to recycle paper. B: Umm, newspapers, magazines, mails. We get a lot of paper at home. Good idea. A: And last, take a bag when you go shopping. 22.　　　　　? B: OK. My parents often do the shopping. I’ll tell them. A.Don’t take a bus or a taxi if you don’t have to. B.What can I do? C.Sometimes I turn off the lights without thinking. D.Don’t use plastic bags. E.Let’s do something to protect our environment. F.What else? 答案 Ⅰ.1.recycling　2.napkins　3.Turn 4.riding　5.shopping Ⅱ.6.turn off　 7.stop polluting 8.Recycling paper　9.shouldn’t; napkins 10.when shopping Ⅲ.11.C　考查非谓语动词。句意:当你离开时,请关灯以节省能源。根据句意可知此处应用动词不定式作目的状语。故选C。 12.A　考查非谓语动词。句意:“过来看看!这个小男孩正在哭。”“请拿给他一架飞机模型让他停止哭泣。”make sb do sth意为“使 ... ...