1、Unit 2 Saving the Earth Topic 3 Section D一、单项选择。( ) 1.What will you do with these eggs? Ill _ them according to size.A. sort B. reduce C. prevent D. produce( ) 2. Please dont throw away waste paper here and there. - _.A. Its a pleasure. B. Its very kind of you. C. Sorry, I wont. D. OK. I will.( ) 3.
2、 Be careful when you use that knife, _ youll cut yourself. A. and B. but C. or D. so( ) 4. - _ do you visit your grandparents? Once a week.A. How long B. How often C. How many D. How soon( ) 5. Though the workers are tired, they dont want to stop _.A. working B. work C. to work D. works( ) 6.Miss Wa
3、ng knows little English, _ she cant understand the instructions on the box of the pills.A. so B. but C. and D. or( ) 7. _ the lights when you are not using them. Itll save electricity.A. Turn on B. Turn off C. Turn down D. Turn up( ) 8. Its really clever _ him to work out the problem.A. for B. of C.
4、 to D. with( ) 9. Its necessary _ us to keep the environment clean. A. for B. of C. to D. with( ) 10. The Internet can be used for _ jobs. A. find B. to find C. found D. finding二、根据短汉语提示完成句子。1. I did my homework _ (代替) watching TV yesterday evening.2. He went out _ (而我待在家里).3. Everyone _ (应该) know the basic knowledge of first aid (基础急救知识).4. I want to know the ways _ ( 成为一名绿色卫士).5. Biogas is a sort of _ (可再生能源).三、(选作)书面表达。加拿大著名专家(expert) Jim Greenlaw将 于本周日来我校作演讲，演讲主题是 Saving Our Earth，假如你是校学生会主席，请写则通知，告诉全校同学。时间: 上午 9: 00地点: 学校礼堂要求: 带好笔记本并做好笔记；保持会场安静，不要乱扔垃圾。_
