Unit 1 Grammar Predicative clauses课件 2021-2022学年高中英语人教版选择性必修第二册.pptx

;The person stood in front of you just now is headmaster. The door remained closed. My job is to teach you English. The reason why he came late was that his clock didn’t work. ;;表语从句的定义;2. 表语从句的构成;可以接表语从句的系动词有： 1. 状态系动词：be 2. 感官系动词：feel , seem , look, appear ,sound, taste , smell 3. 持续系动词：stand , lie , remain ,keep, stay 4. 变化系动词：become ,get , grow , turn , go , come, run, fall 5. 终止系动词：prove, turn out ;; that 在从句中仅起连接作用，无实际意义，在句 中不作任何成分，不能省略。;（2）whether ;as if / though引导表语从句时，在句子中不充当任何成分，但有意义。译为：似乎，好像。;as if/as though引导的表语从句如果是事实，就用陈述语气，如果与事实不符，就用虚拟语气(主句一般现在时，从句就用一般过去时。主句是一般过去时，从句用过去完成时 )。 The young man with long hair looks as if he were a girl. Dark clouds are gathering. It looks as if it’s going to rain.;(4) what 在表语从句中充当____________________ 表示_____________________________________. The question is what caused the accident. That mountain is no longer what it used to be . What he told you was what had been discussed at the meeting. ;(5)who 在表语从句中充当______________表示____. 1. The problem is who could do the work 2. My trouble is who (whom) I can turn to. 3. Could you tell me who he is?; (6) which 在引导表语从句时,常充当___________ 表示 。 I read about it in some book or another,but what I don’t know is which (book) it is. ;(7)where, when, why, how除在句中起连接作用外，在从句中还充当时间、地点、方式、原因状语，本身具有词义。;(强调原因）;4. 使用虚拟语气的表语从句; ;1.The reason why he failed is ________he was too careless. A. because B. that C. for D. because of 2.This is ___ Sara was late for the meeting. A. why B. what C. how D. That 3. The reason is ___ he is unable to operate the machine. A. because B. why C. that D. Whether;4．The problem is _________to take the place of Ted A. who can we get B. what we can get C. who we can get D. that we can get 5. What I want to know is ______ he likes the gift given by us. that B. if C. whether