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1、1. It is never too old to learn. 活到老活到老, 学到老。学到老。 Look at these proverbs and see what they have in common. 2. It rains cats and dogs. 大雨滂沱大雨滂沱3. It never rains but it pours. 不鸣那么已不鸣那么已, 一鸣惊人。一鸣惊人。4. It is a poor mouse that has only one hole. 1. It is never too old to learn. 2. It rains cats and dogs
2、. 3. It never rains but it pours.4. It is a poor mouse that has only one hole. “It is widely used in English. “It is very useful and can be used in many ways. The subject position 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 mi
3、lk.“It can be used in the subject position to stand for _, _ or _.a clausean infinitive-ing formLook at the sentences and think about the way “it is used.The object position4. I think it best that you should do more exercise.5. He found it difficult to accustom himself to getting up early.a clausean
4、 infinitive 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. 4. I think it best that you should do more exercise. 5. He found it difficult to accustom himself to getting up early. “It can be used in the subject or object posi
5、tion to stand for _, _ or _.a clausean infinitive-ing form Its difficult to give up smoking. Is it certain that they will win? It is good learning without practice. It is fun for him to study. Its a pity that our teacher cant take part in our party.6. It is suggested that we (should) arrive there in
6、 2 hours. formal subject It + is + adj./ n./ p.p. + infinite/ clause/ -ing formreal subject clear, easy, true, difficult, certain, etc.fun, a pity, a shame, no use / good, etc.said, believed, decided, hoped, etc.Some words used in this structure adj. n. p.p. Its difficult to give up smoking. It is f
7、un for him to study.3. It is suggested that we (should) arrive there in 2 hours. 遵照英语言语遵照英语言语的尾重原那么的尾重原那么, , 防止句子头重防止句子头重脚轻。脚轻。Think about why “it is used in the subject position.formal object2. + verb + it + adj./ n. + infinite/ clause/ -ing formreal object find, think, feel, believe, consider, mak
8、e, etc.2. Some young people think they look attractive when they smoke. It seems _ _ Giving up smoking is difficult to do. It is _ that some young people think they look attractive when they smoke.difficult to give up smoking.Rewrite these sentences using an “it structure.3. Most people believe smok
9、ing causes cancer. It is believed _4. Dont try to quit on a stressful day. It is no use _trying to quit on a stressful day.that smoking causes cancer.It is no use/ good doing 做做是是徒劳的徒劳的5. China produces one third of the worlds cigarettes. It is astonishing _ _6. You are not allowed to advertise ciga
10、rettes in this country. It is illegal _ _ that China produces one-third of the worlds cigarettes. to advertise cigarettes in this country.7. My father has quit smoking at last. It is wonderful _ _ that my father has quit smoking at last.7. My father has quit smoking at last. It is wonderful _ _8. Th
11、e night was dark and stormy when the old man started his journey. It was a _ _ dark and stormy night when the old man started his journey. that my father has quit smoking at last.9. You could suffer from bad health if you keep smoking. It is likely _ _10. You have to take pills to control your blood
12、 pressure. It is necessary _ _ for you to take pills to control your blood pressure. that you could suffer from bad health if you keep smoking.It was a dark and stormy night when the old man started his journey. In this sentence, “it is used to talk about time.In this sentence, what does “it refer t
13、o? It is a beautiful day.2. It never rains but it pours.Here “it refers to weather.Look at the sentences and think about the way “it is used.3. It was time to quite smoking.Here “it refers to time.4. It is 10 kilometers to the castle.Here “it refers to distance.5. It takes all sorts. 世上的人形形色色,无奇不有。世
14、上的人形形色色,无奇不有。模糊的指代普通情形,模糊的指代普通情形,或上下文可以了解的事物。或上下文可以了解的事物。 “It can be used to talk about _, _, _, etc. 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.weathertimedistance Impersonal “it can also be use
15、d totalk about _, _, _,_, etc.circumstance1. It is Friday today.2. It lies in the south of Shaoguan city.3. It is 40! You got a high fever!4. Its quiet here.dateplacetemperature1. It was very cold yesterday. 2. It is about 8:30 now.3. It is about 5km from my home to the park.4. Its quite noisy here.
16、5. I hope that it will be fine tomorrow.circumstanceweathertimedistanceweatherWhat is “it used to talk about? 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.EXAMPLE:P: What was the weather like on the day of the accident?E: It was beginning to rain hard and the
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