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　　module 6 save our world
　　unit 1 it＂s wasteful to throw away paper and metal
　　【学习目标】学生能记住本课的词汇;会简单谈论环保知识。
　　【重点和难点】前缀和后缀（-less, un-, im-, dis-）;it is ----that 强调句
　　课前预习 (1)本课词汇
　　(2) 找出下列词汇
　　1. 收到的邮件 2.环境教育
　　3.谨慎对待--- 4.扔掉，抛弃
　　5.可再用废品 6.筹款
　　7.比如做 8.节约能源
　　9.帮助拯救 10一所绿色学校
　　11.阻止---做某事 12.一个- - 的读者
　　课上探究：
　　一．听力材料：listen and check the words you hear.(activity2)
　　listen to picture ① and answer the question：where does the pollution go? ___________
　　picture ①:再听一遍，完成下题
　　it is a ________and it’s causing a lot of ________. the pollution goes into the ____ and the ______. we need to _____ them. there should be some rules against factories which cause pollution.
　　listen to picture ② and answer the question：why do we need to do that? ____________________
　　picture ②: 再听一遍，完成下题
　　it is a place where you can ______waste products, such as ____, ______ ____and things like that. each time you ___________ something made of glass, paper or metal, it used a lot of _______ or other form of ______ to make it again.
　　二．读前听：(1) answer the question who send the email? ___________.
　　(2)补充句子： it’s wasteful to _______ ______ glass, paper and _________
　　if everyone thinks about _________ and _________, we can protect the air and the oceans, and help_______our world.
　　三．默读对话， answer the questions:
　　1.how did zhao ming feel when he read the article?
　　2.what is a green school?
　　3.why is it wasteful to throw away glass and paper?
　　4.what happens if we don’turn off lights?
　　四．知识点精讲(1)while 和when (2)it’s ----that---(3)stop/prevent/keep --- from
　　五．合作学习（你说我说进步快）：
　　前缀：(im, un, dis, re) ____patient ____ polite _____possible
　　_____helpful _____healthy _____comfortable ____usual
　　_____agree ____like ____usable ____write
　　后缀：(ful, less ) help_____ hope_____ care_____ success____
　　六．学以致用
　　( )1.----had we better leave right away? ----it’s better_____ for another five minutes.
　　a.wait b.waiting c.to waiting d.to wait
　　( )2.-----why was there no reply when i rang you at ten this morning?
　　------because i___ in the supermarket.
　　a.was shopping b. had shopped c. shopped d.did shopping
　　( )3.our school has more than two_____ teachers and many _____students.
　　a.hundreds of ,thousands of b.hundred,thousands of
　　c.hundred of,thousand d.hundreds,thousand of
　　( )4.it _____ yesterday _____ i saw her.
　　a.is, when b. is, that c.was, when d.was, that
　　( )5. it’s _______to throw away glass, paper and medal.
　　a. help b. waste c. wasteful d. hopeful
　　( )6.the forests have almost gone. people must _____ down too many trees.
　　a.stop cut b.stop from cutting c.stop to cut d.be stopped from cutting
　　( )7.boys and girls, i’ll have ______ to tell you.
　　a.important something b.something important
　　c.important anything d.anything important
　　( )8.the glass was______ water.
　　a.filled of b. fill with c. full of d.full with
　　( )9.you mustn’t throw the waste paper ______.
　　a. out b. of c.away d.about
　　( )10.it is _______ an interesting book that i would like _______ it twice.
　　a.so;to read b. very;reading c. such;to read d.such;reading
　　1. i ______________ (not finish) _________ (read) this book yet.
　　2.i don’t know how ___________ (use) this machine.
　　3.they raise money __________ (help) students in poor areas.
　　4.i saw your enjoyable online magazine while i _________(go) on line.
　　5.it is wasteful __________(throw) away the waste paper. we should sell it for___________(recycle).
　　6.we can save energy and recycle at home such as _________(turn) lights off.
　　7. if we don’t save our world, the future ___________(be) hopeless.
　　课后延伸
　　1.查找更多的前缀和后缀(选做) 2. 复习导学案（必做） 3. 用本课的短语造句子（选做）