大学英语语法课件PPT.ppt

6）在比较状语从句中 A. 省略作主语的what You have talked more than (what) is necessary. 你讲得太多了。 To understand the situation completely requires more thought than (what) has been given thus far. 充分了解局势需要更多的关注。 He eats just as much as (what) is good for him. 他吃得总是恰到好处。 B.省略作宾语的what They got more than (what) they asked for. 他们得到的比要求的多。 He ate more than (what) he could digest. 他吃了很多，消化不了。 C. 省略谓语动词 He runs faster than I (run). 他跑得比我快。 Kate is as diligent as you (are). 凯特和你一样勤奋。 There are twice as many stools as （there are）chairs. 凳子比椅子多一倍。 D. 省略主语和谓语或谓语的一部分 It was not so hot yesterday as (it is) today. 昨天没有今天热。 I know you better than （I know）him. 我了解他，更了解你。 He speaks English as fluently as (he speaks) Chinese. 他的英语说得和汉语一样流利。 Such emotion is more easily conceived than (it is) described. 这样的感情意会容易，言传难。 E. 省略谓语和宾语 I know you better than he (knows you). 我比他更了解你。 They respect him as much as (they respect) me. 他们对我和他同样尊敬。 F. 省略主语、谓语和宾语 My sister played the piano better before than (she plays it) now. 我妹妹以前弹钢琴比现在好。 I have met Jessie as often this year as (I met her) last year. 我今年和去年一样经常见到杰西。 G.省略表语 This is as true of nations as it is (true) of individuals. 个人是这样，国家也是这样。 H.省略从句 He swims faster than I expect (that he swims). 他游起泳来比我料想得快。 7）在比例状语从句中，被省略的通常是be 的某种形式，在其主句也可以出现这种省略 The greater the resistance of a substance (is) ,the less its conductivity is. 物质的电阻愈大，其导电率就愈小。 The brighter the light (is) ,the darker the lens （are）. 光线越亮，这些镜片就越暗。 Exercise Seven 1.Some companies have introduced flexible working time with less emphasis on pressure __ .(1995年6月六级题) A. than more on efficiency B. and more efficiency C. and more on efficiency D. than efficiency 2. No matter how frequently __ ,the works of Beethoven always attract large audiences.(1995年6月四级题) A. performing B. performe