高中二年级英语选修6第三课时课件.pptVIP

* 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. 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 milk. “It” can be used in the subject position to stand for _______, ___________ or _________. a clause an infinitive -ing form The object position 4. I think it best that you should do more exercise. 5. He found it difficult to accustom himself to getting up early. a clause an 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 position to stand for ________, ___________ or _________. a clause an infinitive -ing form It’s 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. 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. formal subject It + is + adj./ n./ p.p. + infinite/ clause/ -ing form real subject clear, easy, true, difficult, certain, etc. fun, a pity, a shame, no use / good, etc. said, believed, decided, hoped, etc. It’s difficult to give up smoking. It is fun for him to study.3. It is suggested that we (should) arrive there in 2 hours. 遵循英语语言的尾重原则, 避免句子头重脚轻。 formal object 2. … + verb + it + adj./ n. + infinite/ clause/ -ing form real object find, think, feel, believe, consider, make, etc. 2. Some young people think they look attractive when they smoke. It seems _________________________ _________________________________ Giving up smoking is difficult to do. It is __________________________ tha