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1、Grammar不定式作狀語不定式作狀語 1) 不定式作目的狀語：不定式作目的狀語： He broke into the house to steal something. Many drug addicts are now in treatment centers to stop taking drugs. Hes saving up to buy a new car. He uses a computer to send emails. 2) 有時候在不定式前面加上有時候在不定式前面加上in order to 或或 so as to, 否定式為否定式為 in order not to 和和s

2、o as not to: Lets hurry so as to go to school in time. Lets hurry so as not to be late for school. She studied very hard in order to catch up with others. She studied very hard in order not to lag behind. 3) 不定式表示目的時不定式表示目的時, ,通常它的邏輯主語通常它的邏輯主語就是句子的主語就是句子的主語, ,但如果不是的話但如果不是的話, ,就要就要用用for 結(jié)構(gòu)表示邏輯主語結(jié)構(gòu)表示邏

3、輯主語, ,如：如： Mom opened the door for Jane and Betty to come in. We are now using the series “ New Standard English” for students to make great progress.請注意以下結(jié)構(gòu)：請注意以下結(jié)構(gòu)：It is so kind of you to come and help us. (這時這時, you 既是既是to come and help us的主的主語，又是語，又是kind的邏輯主語）的邏輯主語） e.g. Its rude of him to say s

4、o. 不定式還可以作結(jié)果或原因狀語：不定式還可以作結(jié)果或原因狀語：表結(jié)果：表結(jié)果：What have I done to get all this?She went abroad never to return. He was so late as to miss half of the lecture. She is such a good student as to be respected by all her classmates. The house is large enough to hold two hundred by all her classmates. The hous

5、e is large enough to hold two hundred people. He is too young to do the job. 表原因：表原因： She was surprised to see us in the street. He laughed to hear the news. The old lady rejoiced to learn that her son was the champion of the match. 2. so that 和和such (a, an) that 引導(dǎo)的結(jié)果狀語從句引導(dǎo)的結(jié)果狀語從句1)sothat 和和such (a

6、, an)that都都引導(dǎo)結(jié)果狀語從句引導(dǎo)結(jié)果狀語從句Some of them behave so badly thatpeople call the police.It was such a dangerous drug that he nearly died. It was such loud music that we couldnt hear ourselves speak. 2) so 的后面跟形容詞或副詞：的后面跟形容詞或副詞： The night scene of that night was so beautiful that we didnt want to comeback

7、 at all. They played so happy that they forgot the time. 3) such (a,an) 后面跟名詞后面跟名詞 They were such dangerous drug dealers that people had to ask the police for help. It is such an interesting story that all of them like it. Summary: such+a+adj.+n.(可數(shù)可數(shù))+that 從句從句such+adj.+n.(不可數(shù)不可數(shù))+that從句從句so+adj+a+

8、n.(可數(shù)可數(shù))+that從句從句so+many/few+n. (可數(shù)可數(shù)) +that從句從句so+much/little+ n.(不可數(shù)不可數(shù)) +that從句從句4) 不定式做狀語和結(jié)果狀語的轉(zhuǎn)換不定式做狀語和結(jié)果狀語的轉(zhuǎn)換He was so late as to miss half of the lecture. He was so late that he missed half of the lecture. She is such a good student as to berespected by all her classmate. She is such a good s

9、tudent that she is respected by all her classmate. The house is large enough to hold two hundred people. The house is so large that it can hold two hundred people. He is too young to do the job. He is so young that he cant do the job. 補(bǔ)充補(bǔ)充:so, as a result of, as a result 三者的區(qū)別三者的區(qū)別1. so 表示結(jié)果，后面跟句子。如

10、：表示結(jié)果，后面跟句子。如： The shops were closed so I didnt get any milk.2. as a result of +名詞名詞/ 動名詞動名詞/ 代詞代詞 表示表示原因原因 如：如：3. as a result 后面跟結(jié)果后面跟結(jié)果, 用在句子中間用在句子中間.Practice 1.Complete the sentence using to, so as (not) to or in order (not) to. There may be more than one possible answer.1.Some countries have ban

11、ned smoking in public places _ improve public heath.2.Tom is in a treatment centre _ stop using drugs.3.I have stopped smoking _in order to/ so as to/ toin order to/ so as to/ toso as not to _ have health problems when I am older.4. I keep away from smokers _ start smoking again.5. The government is

12、 increasing the price of cigarettes _ stop smoking.6. Children do a lot of things _ be like adults.in order not toso as not to/ in order not to in order to/ so as to/ toin order to/ so as to/ to1. Crack cocaine _ an addictive drug that drug users steal to pay for it.2. Smoking is _ a common activity

13、 that many people dont know it is dangerous.3. Drug addition is _ a serious problem that the government is opening more treatment centres.4. The cost of treatment is _ expensive that only a few addicts get help. 2. Fill the blank with so or such.sosuchsuchsuch3. Complete the sentences with so, as a

14、result of, or as a result.1. He couldnt stop drinking alcohol, _ he went into a treatment centre.2. “Ive stopped smoking. _, I feel really fit and healthy.3. He has got lung cancer _ smoking twenty cigarettes a day.4. She got AIDS _ injecting drugs.soAs a resultas a result ofas a result of5. Many people die _ living or working with heavy smokers.6. The police arrested him burglary. _ he is now in prison.as a result ofAs a result