动词不定式作状语复习进程.ppt

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1、动词不定式作状语动词不定式作状语动词不定式作目的状语动词不定式作目的状语 不定式作目的状语不定式作目的状语,意为意为“为了为了;以便以便于于”,常用常用to do,in order to do,so as to do,so/such.as to do 等结构。如等结构。如:The teacher explained the sentence clearly to be understood.He promised to make all efforts so as to help us.注意注意:1.不定式作目的状语时不定式作目的状语时,其动作通常迟于其动作通常迟于谓语动词的动作。如谓语动词的

2、动作。如:I said that to encourage him.2.作目的状语的不定式之前作目的状语的不定式之前,常常加上常常加上in order 或或 so as,以突出或强调目的的含以突出或强调目的的含义。如义。如:I am working hard in order to get a better result.3.如用于表示否定如用于表示否定,in order 或或 so as不不能省略能省略,用用 in order not to do 或或 so as not to do形式。如形式。如:I walked quietly so as not to disturb the baby

3、.4.不定式作目的状语可转换为不定式作目的状语可转换为 so that/in order that 或或 so.that.引导的目的状语引导的目的状语从句。如从句。如:He worked very hard to pass the exam.He worked so hard that he could pass the exam.He worked hard so that/in order that he could pass the exam.动词不定式作结果状语动词不定式作结果状语 不定式作结果状语时不定式作结果状语时,一般出现在被修一般出现在被修饰动词之前饰动词之前,常用于以下结构常

4、用于以下结构:1.too.to.意为意为太太以至不以至不。如如:The box is too heavy for me to carry.2.“not+形容词形容词/副词副词+enough to do”意为意为不够不够而不能而不能。如。如:We are not old enough to vote and to be voted.3.only to do表示意料之外的事情发生。表示意料之外的事情发生。如如:He went back home happily only to find his house had been broken into.4.so/such.as to 意为意为“如此如此

5、以以 至于至于”。如。如:She is so proud as to look down upon others.注意注意:too.to.中中too后跟的是后跟的是pleased,glad,anxious,willing,ready等形容词时等形容词时,不表不表示否定的概念示否定的概念,而是意为而是意为“很、非常很、非常”。如如:The mother was too anxious to see her son.The girl was too ready to cry.Complete these sentences,using in order to or so as to.1.He br

6、oke into the house _.2.A lot of people visit the centre _.3.Drug users have to steal things _.4.The government is starting an advertising campaign _ _.in order to/so as to save the old manin order to/so as to see that famous statuein order to/so as to pay for drugs in order to/so as to tell people n

7、ot to take drugs.Complete these sentences with so as(not)to or in order(not)to .1.She stopped smoking _ be fit.2.He read the article about cocaine _learn about the problem.3.The government put up the price of cigarettes _stop people buying them.in order to/so as toin order to/so as toin order to/so

8、as to4.The police went to the house _arrest the drug dealer.5.She doesnt go out with people who smoke _ start smoking again.in order to/so as toin order not to/so as not toComplete these sentences with so or such(a).1.The drug was _ dangerous that _.2.Cocaine is _ expensive that _.3.They were _ addi

9、ctive drugs that _.sohe became very illsoaddicts steal to get money to buy itsuchone couldnt stop using them once he/she started4.Adam was _ unhappy that _.5.The drug user was shouting _ loudly that the police arrested him.6.Drug dealers are _ dangerous persons that people are afraid of them.sohe we

10、nt to see a doctor/he refused to have lunchsosuchCan you join these two sentences together?It was a rainy morning.I couldnt do morning exercise.It was such a rainy morning that such a rainy morning that I couldnt do morning exercise.He is a clever boy.He learnt to play the piano at the age of five.H

11、e is such a clever boy that he learnt to play the piano at the age of five.It was stormy last night.The meeting was canceled.The cost of treatment is very dear.Few addicts can get help.It was so stormy last night that the meeting was canceled.The cost of treatment is so dear that few addicts can get help.结束结束