代词it的用法高考考前复习.ppt

Grammar Review the use of “It” 1. 用作人称代词, 代表前面提到的人或事。 1) Who’s it? ___ me. 2) Look at the picture. __ is a picture of our school. It’s It 2. 用于代替指示代词this和that。 ---Is this jacket yours? ---Yes, __ is. it 3. 用以表示时间、距离、天气、气候、季节、环境等。 1) It is half past eight now. 2) It’s only half an hour’s walk from here to our school. 3) I hope that it will be fine tomorrow. Time Distance Weather 4) It’s spring now. 5) It’s quiet here. Season Circumstance 4. 作引导词,在句中作形式主语或形式宾语,代替后面的短语或从句。 1) Instead of “to do” It is important for us to learn English well. I found it necessary to tell him about the matter. 2) Instead of “doing” It is no use quarrelling with him about it. I think it no good talking to her. 3) Instead of “clause” It doesn’t matter whether he will come or not. I think it necessary that we will attend the meeting. 5. 用于强调句型中 It + be+被强调部分+that/who (a person)从句 e.g. I met Tom in the park yesterday. 1) It was I who met Tom in the park yesterday. 2) It was Tom who I met in the park yesterday. 3) It was in the park that I met Tom yesterday. 4) It was yesterday that I met Tom in the park. She didn’t go to bed until her father came back. 1) Not until her father came back did she go to bed. 2) It was not until her father came back that she went to bed. 1) It is reported that China has launched another man-made satellite. 2) It is ordered that the soldiers should cross the river at once. 3) It seems that he has learnt the news. Notice 4) It happened that I took no money with me. 5) It matters very much whether to go or not. 6) It surprised me that he failed to pass the exam. 7) It was not long before he returned to Beijing. 8) It will be long before he comes back. 9) It is five years since he joined the Party. 10）It was Octorber when we met in Shanghai Does_____ matter if he can’t finish the job on time.