选修6unit3Grammar语法

1. It is a beautiful day.
2. It never rains but it pours.
3. It was time to quite smoking.
4. It is 10 kilometers to the castle.
5. It takes all sorts. 世上的人形形色 色，无奇不有。
One of you is an eyewitness (E) who has seen a robbery or an accident. The other is the policeman/policewoman (P) who wants as much information as possible. Use “it” in the answers.
3. Most people believe smoking causes cancer. that smoking causes cancer. It is believed _________________________ 4. Don’t try to quit on a stressful day. It is no use ___________________________ trying to quit on a stressful day.
9. You could suffer from bad health if you keep smoking. you could suffer from bad It is likelythat __________________________ health if you keep smoking. ________________________ 10. You have to take pills to control your blood pressure. for you to take pills to It is necessary _____________________ control your blood pressure. _________________________
1. It + is + adj./ n./ p.p. + infinite/ clause/ -ing form real subject formal subject
clear, easy, true, difficult, certain, etc.
fun, a pity, a shame, no use / good, etc.
5. China produces one third of the world’s cigarettes. It is astonishing _____________________ that China produces _______________________________ onethird of the world’s cigarettes. 6. You are not allowed to advertise cigarettes in this country. It is illegal __________________________ to advertise cigarettes in this ________ country.
人教课标 高二 选修 6 Unit 3
1. It is never too old to learn.
活到老, 学到老。
2. It rains cats and dogs.
大雨滂沱
3. It never rains but it pours.
不鸣则已, 一鸣惊人。
4. It is a poor mouse that has only one hole.
2. It is easier to fall than to rise.
3. It is no good crying over spilt milk.
4. I think it best that you should do more exercise.
5. He found it difficult to accustom himself to getting up early.
1. It is amazing that at my age I am still fit. 2. It is easier to fall than to rise. 3. It is no good crying over spilt milk. “It” can be used in the The subject subject position to stand for position _______, a clause ___________ an infinitive -ing form or _________.
7. My father has quit smoking at last. It is wonderful _____________________ that my father has quit ____________________ smoking at last. 8. The night was dark and stormy when the old man started his journey. dark and stormy night when It was a __________________________ the old man started his journey. _____________________________
4. I think it best that you should do more exercise. a clause 5. He found it difficult to accustom himself to getting up early. an infinitive
The object position
Impersonal “it” can also be used to place ____________, temperature talk about ____, date ______, _____________, circumstance etc. 1. It is Friday today. 2. It lies in the south of Shaoguan city. 3. It is 40℃! You got a high fever! 4. It’s quiet here.
1. It is amazing that at my age I am still fit. 2. It is easier to fall than to rise. “It” can be used in the 3. It is no good crying over spilt milk. subject or object position 4. I think it best that you should do more a clause exercise.to stand for ________, ___________ or an infinitive -ing form himself 5. He found it difficult to_________. accustom to getting up early.
In this sentence, what does “it” refer to? 3. It was a dark and stormy night when the old man started his journey. “It”is can be to used In this sentence, “it” used talk in another way? about time.
1. It is never too old to learn. 2. It rains cats and dogs. 3. It never rains but it pours. 4. It is a poor mouse that has only one hole.
1. It is amazing that at my age I am still fit.
said, believed, decided, hoped, etc.
遵循英语语言 的尾重原则, 1. It’s difficult to give up smoking. 避免句子头重 2. It is fun for him to study. 脚轻。 3. It is suggested that we (should) arrive there in 2 hours.
1. It was very cold yesterday. weather 2. It is about 8:30 now. time 3. It is about 5km from my distance home to the park. 4. It’s quite noisy here. circumstance 5. I hope that it will be fine weather tomorrow.
2. … + verb + it + adj./ n. + infinite/ clause/ -ing form
formal object
real object
源自文库
find, think, feel, believe, consider, make, etc.
1. Giving up smoking is difficult to do. It is difficult __________________________ to give up smoking. 2. Some young people think they look attractive when they smoke. that some young people think It seems _________________________ they look attractive when they smoke. _________________________________
1. It’s difficult to give up smoking. 2. Is it certain that they will win? 3. It is good learning without practice. 4. It is fun for him to study. 5. It’s a pity that our teacher can’t take part in our party. 6. It is suggested that we (should) arrive there in 2 hours.
EXAMPLE:
P: What was the weather like on the day of the accident? E: It was beginning to rain hard and the ground was slippery. P: How far could you see?
“It” can be used to weather talk about ________, time ________, distance etc. _____,
1. It is a beautiful day. 2. It never rains but it pours. 3. It was time to quite smoking. 4. It is 10 kilometers to the castle. 5. It takes all sorts.