|http://www.sina.com.cn 2004/04/27 15:13 英语辅导报|
①-Have you seen my dictionary?
-Yes, it is on my desk.
②-Who is there? -It is me.
①It is ten miles from here.
②It is too noisy for me to study here.
It is ten years since we got to know each other.
①It is of great help to master a foreign language.
②It took me a week to rewrite the paper.
③I consider it advisable to tell her beforehand.
④I find it quite necessary to make some changes.
It is no good (no use, useless, senseless, dangerous, enjoyable, worthwhile) +动名词
It is a waste (a nuisance, hard work) +动名词
①It is worthwhile making another try.
②It's dangerous sleeping out in the woods at night.
③It is hard work persuading him into doing it.
④I find it a waste spending so much money drinking and eating.
该结构中的名词性从句可用that, what, when等引导。
①It is obvious that metals in common use are very important in our life.
②It happened that she was not at home when I called.
③It is not known what caused the accident.
④Has it been found out who is the murderer?
⑤We have made it clear that she has nothing to do with the case.
⑥It is a mystery when they got married.
1) It is +被强调部分+ that...
It is from the sun that we get light and heat.
2) It is not until +被强调部分+ that...
It was not until she took off her dark glasses that I realized she was a famous film star.
= Not until she took off her dark glasses did I realize she was a famous film star.
= I didn't realize she was a famous film star until she took off her dark glasses.
①Win or lose, we'll stick it out.
②There is nothing for it but to stand.
③We had a nice time of it.
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