精品课件外研版九上《Module 6 Save our world》(Unit 1)ppt配套课件.ppt

文档介绍：Module 6 Save our world
's wasteful to throw away paper and
和金属是很浪费的。
(1)“It is+adj.(+for sb.)+to do sth.”是固定句型,
意为“(对某人来说)做某事是……的”,其中 it 作形式主
语,后面的动词不定式作真正的主语。如:
It is dangerous to swim in the river.
在这条河里游泳是危险的。
Unit 1
It's wasteful to throw away paper and metal.
(2)throw away 意为“扔掉,抛弃(某物)”。接代
词作宾语时,代词要放在动词和副词之间。如:
Don't throw them 。
①—Can I smoke here?
—I think ________ is not good to smoke in public.




A
it is not good to smoke in public 意为“在公共
场合吸烟不好”,it 作形式主语。
②These are plastic 't ________.
away it
it away
away them
them away
D
由 plastic bags 可知应用 them;当接代词时,代
词要放在 throw 和 away 中间。故选 D。
should stop the factories from polluting the river.
我们应该阻止工厂污染