选修7Unit 1 Grammar
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GRAMMAR不定式【语境展示一】观察下面各句中不定式的用法,然后加以总结。
1. I’m glad to see you’re feeling better.2. She woke to see Ben standing by the window.3. She’s said to be writing a novel.4. Phillip is said to have left Shanghai.5. They were all waiting for the gate to be opened.6. It was his good fortune not to have been injured.7. We decided not to buy that house.【自我归纳一】2. 不定式的否定形式通常是在不定式符号to前加________(句7)。
【语境展示二】观察下面各句中不定式的用法,然后加以总结。
1. To answer that question is difficult.2. It is foolish to read such a book.3. I can’t bear to see you like this.4. He’s finding it hard to cope.5. My only wish is to do something for the public.6. The manager asked them to leave.7. What’s the right way to address the Queen?8. He was doing this to make me more relaxed.9. Jerry was very disappointed to hear it.10. I ran to the station only to find that the train had left.【自我归纳二】动词不定式可在句子中充当主语、宾语、表语、补语、定语和状语。
Unit 1 Living well (Module 7)Period 1 New words and warming upWeek ______ Period _____一. 结构: to do (否定) not to do二. 时态与语态三. 用法/ 功能(1)不定式做主语不定式做主语一般表示具体的某次动作。
To complete the 30 storied building in one year was quite a difficult task.To do that implies taking respo nsibility.当主语较长,谓语较短时,常用it做形式主语,而将不定式放到谓语的后面。
It is important for modern y oung people to master at least two foreign languages.It做形式主语,不定式放在谓语动词之后常用于下列结构中:a) It is+形容词(easy, important, difficult, foolish, inconvenient, unnecessary, right, wrong...)+( for/of sb.)+不定式It is essential to reserve a table in advance of Christmas Eve.It is not easy to catch fish with your hands only.It is important for us young people to learn English and master it.b) It is+名词(a pleasure, a pity, one's duty, an honor, a shame, no easy job...)+不定式It is a waste of time to read that kind of book.It is a pity to have to go without her.c) It takes (sb.) some time (hours, months, days, a lot of time, patience...) +不定式It takes me three hours to learn English each day.It took them half the night to get home in the snow.(2) 不定式作表语不定式作表语常表示将来的动作,主语常常是表示意向、打算、计划的词,如wish, idea, task, purpose, du ty, job等。