it的用法

6. It was on Tuesday that Smith came. 用于强调句型中
7. It’s three miles from here to the nHale Waihona Puke Baiduarest
garage. Distance 8. A tall man stood up and shook hands. It was captain Lawrie. 人称代词, 代表前面提到的人 9. I hear you bought a new bike. Can you show it to me? 人称代词, 代表前面提到的物
Proverbs(谚语) with “It”
① It is never too old to learn. 活到老, 学到老。 ② It is easier to fall than to rise. 摔倒容易爬起来难。 ③ It is no use crying over spilt (溢出的) milk. 覆水难收。 ④ It never rains but it pours(泼水). 不鸣则已, 一鸣惊人。
改错
1.You won’t find difficult to get to the city
center. (2004全国)
find后加it
2. I know there is not easy to be a teacher.
(2004湖北)
there → it
3. This is not surprising that the Silver Ghost was regarded as “the best car in the world”.
注意2：
• 动词enjoy, hate, love, like, dislike, appreciate, prefer 等+ it + when (if)-从句。如： • I dislike it when it is rainy. • I would appreciate it if you could write back to me soon. • I’d prefer it if I didn’t have to do so much work. • 【说明】能用于此结构的动词不多，常见的有 enjoy, hate, love, like, dislike, appreciate, prefer 等。
This → It
Exercises: A 1. I hate ______ when people talk with their
mouths full. A. it B. that C.these D. them C 2. In which play is ______ your brother will appear? A. that where B. this when C. it that D. it where A 3. ______ the harder you work, the better result you’ll get. A. It’s believed that B. What we believed that C. It’s fact D. What the fact is D 4. _______ now pretty late, we took candles and went upstairs. A. Being B. For C. For being D. It being
三. 句型
1.It’s adj of/for sb to do sth. It’s necessary ___ us to work hard on English. It’s hones ____ you to tell the truth. 2. It’s time ( for sb) to do sth. It’s time that ….. 3. It’s a pity/ a shame/ no wonder that…. 4. It’s reported/said/known/suggested that… It is reported that China produces one third of the world’s cigarettes. 5.It’s no use/no good doing sth. It’s no use regretting what you have done.
二、it 作非人称代词(impersonal pronoun)的用法 1.it 表时间、距离、价值、天气、气候及环境等自然现象
1) It is half past eight now. Time
2) It’s only half an hour’s walk from here
to our school. Distance
7. It is wonderful that my father has quit
smoking at last.
8. It was a dark and stormy night when the
old man started his journey.
9. It is likely that you could suffer from bad
health if you keep smoking.
10. It is necessary for you to take pills to control your blood pressure.
• • • • • • •
• • • • •
• •
一、it 作人称代词(personal pronoun)的用法 1. 指事物 作为人称代词，it 可以除人以外的一切事物或动物。如： I dropped my watch and it broke. It’s hard work, but I enjoy it. “Where is the dog?” “It’s in the bedroom. ” 2. 指人 it 指人主要用于指性别不明的婴儿或用于确认某人的身 份。如： Is it a boy or a girl? There is a knock on the door. It must be the postman. 【说明】在答语中，常用来指本人，如说 It’s me。 3. 代替某些代词 代词 it 还可用于代替指示代词this, that 以及复合不定代 词 something, anything, nothing等。如： “What’s this?” “It’s a new machine. ” Nothing is wrong, is it?
Grammar The use of “it”
Talk about the following pictures, using
It is no use/good doing sth 做……没有用/不好 It is fun doing sth 做……很有趣
还想跑？ 甭想！
想追我? 没门！
Discovering useful structures(P21) Answer key for Exercise 2: 1. It is difficult to give up smoking. 2. It seems that some young people think they look attractive when they smoke. 3. It is believed that smoking causes cancer. 4. It is no use trying to quit on a stressful day. 5. It is astonishing that China produces onethird of the world’s cigarettes. 6. It is illegal to advertise cigarettes in this country.
1.It’s difficult to remember all their names.
形式主语, 代替……
2. It’s very quiet in the café. Circumstance
3. It rained for three days. Weather 4. He made it clear that he didn’t want to speak to me. 形式宾语, 代替…… 5. It was nice to meet you. 形式主语, 代替……
3) It has rained much this year. Weather
4) It’s spring now. 5) It’s quiet here. Season Circumstance
2.形式主语或形式宾语 • I know how easy it is to begin smoking and how tough it is to stop. 形式主语it • It is amazing that at my age I am still so fit. • I think it no use arguing with him. 形式宾语it • Now you are finding it difficult to give up smoking. • He makes it a rule to get up at 6:00 every morning. • 注1：含形式宾语it 的句型：think/believe/ make/find/consider/ feel等+it+adj/n+that-cl /to do sth/doing sth
10. It was five o’clock when we got back home
yesterday. Time
11. It was dirty and wet below the ship where the slaves were kept. Circumstance 12. It was on this coast that lots of his people disappeared. 用于强调句型 13. It was most likely that one third of them had lost their lives. 作引导词, 在句中作形式主语, 代替后面的从句
6. 强调句型： 不是你说的而是你做的重要。 It is not what you says but what you does that matters/counts. 7. It’s the first (second) time + that-从句. 第几次干某 事。(从句谓语用完成时) It is the first time that I have met you. It was the first time that I had met you. 8.It’s/has been + 时间段 + since-从句. 自从…..有一段 时间了。 How long is it since you came here? It has been nearly 2 years since I came here. 9.It’s + 时间段 + before-从句. 过多长的时间才/就…… It will be more than one year before you graduate. It was three years before I left junior middle school. 10. It takes sb some time to do sth.
⑤ It is easy to open a shop but hard to keep it always open. 创业容易守业难。 ⑥ It takes three generations (代) to make a gentleman. 十年树木, 百年树人。
Tell the function of “it”: