外研版九年级英语Module6 知识点.doc

Module 6 Save our world
Unit1 It’s wasteful to throw away paper and metal.
1,while ,when,as “当…的时候”
(1)while表示一段时间或一个过程,只能接延续性动词,常接进行时态,强调主句的动词和从句的动词表示的动作或状态是可以同时发生的,常对同类的两个动作进行对比。
(2) when 后既可接延续性动词,又可以接非延续性动词,主句和从句中的动作可以同时发生的,也可以先后发生。常用句型:主语+be(was, were)+v-ing.+when+一般过去时。
(3)as常与while互换,只能跟延续性动词连用,但as着重指主从句的动作同时发生,而不是一前一后,翻译成“一边…一边…”
I was doing my homework _____________ my brother was watching TV.
He was having supper _____________I got home.
____________my father came home, I was doing my homework.
They talked ____________they walked.
2, (1)be careful 意为“小心,当心”相当于____________ 或____________
(2)be careful about/of 表示“小心,谨慎对待”
(3) be careful to do sth意为“小心谨慎地做某事”
(4) be careful not to do sth意为“小心谨慎别做某事”
Be careful about ____________ (do) it.
He was careful ____________ (keep) out of sight.
Be careful ____________ (not wake) the baby.
3,throw away 意为“扔掉,抛弃(某物)”是“动词+副词”结构。若宾语为代词,要放在两词中间。若为名词,可放在两词之前或之后。
The metal is useful. ____________(不要扔掉它)
Don’t throw your book away. =___________________________________
4,It’s wasteful to throw away glass…
句中It是形式主语,真正的主语是后面的动词不定式短语,
其结构是: It is+adj.+to do
学好英语是非常容易的___________________________________
5,It’s also at home that we save energy…
本句是强调句,其句型是“It is /was+被强调部分+that(指物/人)/ who(指人)+其他”本句强调的是地点状语at home。该句型可以用来强调句子的主语,宾语或状语。
(1)It was Allen _________ met Li Ping yesterday .昨天遇见李平的人是艾伦
(2)It was Li Pin