1、Un it 13 We re tryi ng to save the earthSection B(1a- 1e)、根據(jù)句意及首字母提示完成單詞1 .We should try to r _all the reusable thin gs.2t s a good habit to t_ off the light when leaving the house.3._ We are supposed to r bikes to work asmuch as possible.4.1 n ever use paper n _while eati ng.5.We have already s _ u

2、sing plastic bags when shopping.二、單項選擇1 .This kind of knivesmetal and wood.C.are made from D.is made2.Basketball is so popular a game in the world that exercise.A.millionofB.millions ofA.are made up ofB.is made ofC.millionsD.two millio ns of_ people play it for fun and3.Don twhile eating.lt can make

3、 a differenee to save our earth.22A.have vegetablesB.use paper n apk insC.have fruits D.use forks4.To protect the environmen t,people are supposed to5.The shower is still on .Please go to.A.turn off them B.turn them offC.turn off itD.turn it off三、補(bǔ)全對話，每空一詞A:Hi,Mike!How did you get here?B:By train.A:

4、Did you 1. _ your train trip?B:Yes,but one thing anno yed me.A:What 2.h_ ?B:On the trai n,l found a woma n3. _banan as.After eati ng,she4.t_the banana skins away.A:What did you do the n?B:I told her what she had done was not right.A:Yes,you were right.To 5. _ with,it would pollute theenvironmen t.Se

5、c on dly,the banana skins could make it6. _ for people to falldow n.B:I agree with you.A.receiveB.recycleC.reflectD.review_ some waste things.10.3A:What did she do 7.t_ ?B:She didn t take my words 8.sat all.A:No won der you are so 9.a.Every one should do someth ing to takeof the en viro nmen t.44知能演練提升一、 1.recycle 2.turn 3.ride 4.napkins5.stopped二、 1.B 2.B 3.B 4.B 5.D三、 1.enjoy