摘要：①It was about 600 years ago that the first clock with a face and an hour hand was made. ②It was they that cleaned the classroom yesterday. ③It was in the street that I met her father. ④It was yesterday that I met her in the street. ⑤It is you that /who are wrong. 特例:It is not until + 被强调部分 + that ... 该句型也是强调句型.主要用于强凋时间状语.译成汉语＂直到．．．才．．．＂.可以说是 not ... until ... 的强调形式. 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. Choose the best answer 1.It took us over an hour along the street. A.walk B.to walk C.walking D.walked 2.I think it a great honour to visit your country. A.to invite B.inviting C.having invited D.to be invited 3.Many people now make a rule to buy cards for their friends before Christmas. A.themselves B.it C.that D.this 4. is very clear to everyone that he's round and tall like a tree. A.This B.What C.That D.It 5.In the United States, bus travel doesn't cost much as train travel, ? A.don't they B.does it C.do they D.doesn't it 6.Someone is at the door, who is ? A.this B.that C.it D.he 7.-It is raining cats and dogs. - . A.So it is B.So is it her it is her is it 8.-My home is in that tall building over there. - ? it see see it be seen it it be seen 9. raining hard for 3 hours without stopping. A.It is B.It was C.It has been D.It had been 10.-Has the boy got his bicycle now? -Yes, the police gave . A.him to him B.it to it C.it to him D.him to it 11.It's no use over spilt milk. A.cry B.crying C.that you cry D.for you to cry 12.It is important their offer. A.reject B.rejects C.to reject D.rejecting 13.Has been decided when we are to hold the sports-meeting? A.that B.this C.it D.what 14.-Did Li Lei call me while I was out? -Yes, it was that called you. A.him B.he C.who D.whom 15.Nothing is wrong with the radio ? A.isn't it B.is that C.is it D.isn't that 16.I don't know makes her afraid of having her business discussed. A.what it is about Mary that B.that is it abut Mary what C.what is it about Mary that D.that is about Mary what 17. .It was with great joy he received the news that his long lost son would return home A.as B.that C.so D.for 18.I don't think difficult for a Chinese student to master a foreign language within five years A.that B.it C.too D.very 19.It's the second time you late this week. A.arrive B.arrived C.have arrived D.had arrived 20.It will not be we meet again. A.long before B.before long C.soon after D.shortly after 21.It's demanded that we there on foot. A.not to go B.don't go C.not go D.won't go 22.“It is often used to a baby. A.mean to B.stick to C.point to D.refer to 23.It was not until 1936 basketball became a regular part of the Olympic Games. A.that B.when C.which D.then 24. you met the Englishman? A.Where it was that B.Who it was that C.Where was it that D.Where was that 25. that she has gone to the United States? A.Was it true B.Is it true C.It is true D.It was true 26. certain that his invention will lead to the development of production. A.That's B.This is C.It's D.What's 27. in 1914 the First World War broke out? A.Was that, that B.Was that, when C.Was it. that D.Was it, when 28.It is important that she with Mr Williams immediately. A.speak B.spoke C.will speak D.to speak 29. that there′s another good harvest this year. A.It says B.It is said D.It was said D.He was said 30.It is the first time the play. A.I've watched B.I'll watch C.I watch D.I would watch

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