高中英语it用法和强调句课件.ppt

3. It +vi. ( seems / appears / happens) + that从句=sb +vi.(seems / appears / happens ) +to do sth It seems that he enjoys pop songs very much.=He seems to enjoy pop songs very much It appeared that Tom had changed his mind. = Tom appeared to have changed his mind. It happened that I met my old friend on the street. = I happened to meet my old friend on the street. 6. I like _____ in the autumn when the weather is clear . 7. It happened _____ he was unfit for the office. 8. He happened _____ ____unfit for the office. 9. I think ____ possible ____master a foreign language . 10. I think that____ ____ possible ____master a foreign language 11. He is said ____ ____ gone to America for further study. 12. ____ was said _____ he ____ _____ to America for further study. * * IT 用法和强调句 1. 指提到的事物: Dongguan is?a?beautiful?city, isn’t?it? Is this your dog？No, it isn’t . He is ill. It’s why he is absent. I hate it that he’s so lazy . 2. 指婴儿或人 (未知性别): Who is the baby？It’s me. Someone is knocking at the door.Who is it? 一、it 作人称代词 指天气： It is sunny today, isn’t?it? 2. 指时间: It was 10 o’clock when she came back. Its Novembr 30 , 2009. 3. 指距离： It is an hour’s?walk/ride?from my home to the school. 4. 指环境: It was very quiet in?the?café. 5. 指度量： It is about 5 kilograms. 6. 指价值： What‘s the price of the book? It is 20 yuan. 二、it作非人称代词 三、it用作形式主语 1. It is +adj/n+ (for sb.) to do sth. doing sth that 从句 It is important (for us) to learn English. It is wrong for us to tell a lie It’s no use/no good/no help arguing about it. It is no good smoking too much. It is very clear that he isn’t telling the truth. It is a pity that he can’t come to my birthday party. It is said (reported/ believed/known/told/hoped)+ that 从句 据说（据报道……） It is said that China will send up another satellite into space. =China is said to send up another satellite into space. It was reported that thousands of people had