UNIT 2 TOPIC 3 SECTION A TEACHING AIMS AND DEMANDS 1. Learn some new words: reduce , plastic ,encourage, suppose, nod, agreement, shake ,2、Learn some phrases: not onlybut also, be suppose to do sth.3 Learn the compound sentence with “or” ,”and”, “but” and “while”. 3. Learn to talk about the protection of environment.LISEN TO THE TAPE AND ANSWER MY QUESTIONS 1. What is Janes main job? 2.What are “the three Rs”?WORK ALONEFill in the blanks according to 1a.1 The journalist is _ Kelly about _.2 Kellys main job is _ .Interviewing environmental protection to help spread the message about protecting the environment3 We should use _ and reuse _ at home. 4 At school the students can collect waste paper and _.5 Recycling is an excellent way not only to _ but also to _. both sides of paperplastic bagssoft drink cansprotect the environmentsave money重點(diǎn)講解1.Work for 為 而工作We should work for peace.2.We sort them so that they can be recycled. sort 作名詞,相當(dāng)于kind 種類(lèi)； 作動(dòng)詞有整理,歸類(lèi),分揀之意3.not onlybut also不但而且 可以連接兩個(gè)主語(yǔ)，謂語(yǔ)，表語(yǔ)和賓語(yǔ) 注：連接主語(yǔ)時(shí)，動(dòng)詞與鄰近的主語(yǔ)在人稱(chēng)、數(shù)上保持一致，即“就近原則”。 eg：Not only you but also I am right.4.It is/was +adj.+of/for sb. to do sth. 句型中的it是形式主語(yǔ)，真正的主語(yǔ)是to do sth. 當(dāng)形容詞用來(lái)描述人的性格,特征,品質(zhì)時(shí),通常 用of,這類(lèi)形容詞詞有g(shù)ood, kind, nice, wise, clever, foolish,right, wrong, careful等. eg: Its very nice of you to help me. 當(dāng)形容詞用來(lái)描述事物的性質(zhì),特征時(shí),通常選用for. 這類(lèi)形容詞有easy, difficult, hard, important, necessary, possible, interesting等. eg: Its very important for everyone to protect the environment.5. Everyone is supposed to do that. surppose 意為“認(rèn)為，猜想”。 eg: She supposed that he was dead. be supposed to 意思是， “應(yīng)該, 理應(yīng),”與should同義. eg: Teachers are supposed to know a lot. be supposed to用于否定句,意思為允許. eg: You are not supposed to smoke here. 這里不允許吸煙.2.WORK ALONETypes of rubbish Recycled Reused Reduced plastic bags paper cups cans newspaper glass bottles連詞“OR” ,”AND” “BUT” “WHILE”連接的并列句 (1)表示并列關(guān)系，用and (2)表轉(zhuǎn)折，用but (3)表示“對(duì)比” 用while 意為“然而” 注：while 表示并列時(shí)的含義是“同時(shí)”。 eg : She is working while Im having lunch (4)表選擇，用or 意為“否則” 注：用“or” 連接并列句時(shí)，兩簡(jiǎn)單句之間要用“，” 歷年中招題 1 . He is tall ,_his daughter is short. A.when B. while C. or D . And 2 . Tom likes apples very much,_he doesnt like bananas. A. and B. or C. but D. so 3 . Miss Suns main job is _English well. She is our new English teacher. A. help us with B. help us learn C.help us to learn D. to help us learn 4.I was cooking _he was watching TV. A. after B. but C. because D. while 5 . Work hard ,_you may catch up with your classmates soon. A .or B .but C. and D. yet 6 .Its very kind _you _so. A. of; say B. of; to say C. for; say D.for; to say 7 .Call a taxi,_you will miss the train. A. and B. Though C. because D. or8. We _take good care of the environment. A.suppose B. supposed C. Suppose to D. are supposed to 9 .Not only his parents but also his brother _to the summer palace .They havent been back , A. have been B. have gone C. has been D.has gone10 .Take more exercise,_youll be healthier.A. and B .or C. but D. soTHE END