高中英语人教版优秀课件选修六.ppt

新课标人教版课件系列
《高中英语》
选修(模块)6-
虚拟语气Subjunctive Mood (I)
GRAMMER 语法
11/21/2018
陈述语气I went to the theatre yesterday.Jack hadn’e back home yet.
祈使语气Let’s go.Don’t touch anything on the table until the bell rings.
一. 语气的分类
虚拟语气If I were you,I would not leave her alone.Our teacher suggested that we go to the library this afternoon.
条件句表示主句的条件,分真实条件句和虚拟条件句两种。
a. 真实条件句表示条件是真的或有可能实现的, 采用陈述语气。
b. 虚拟条件句表示条件是无法实现或几乎无法实现的, 采用虚拟语气。
11/21/2018
二. ‘if ’虚拟条件句的概念
由‘if’引导的虚拟条件句叫作‘if’虚拟条件句
I could easily recognize if I had seen him before.
其他虚拟条件句
Without your help, I couldn’t have finished my work on time.
三. if Sentence Structure  ‘if ’虚拟条件句的结构
a. 表示与现在事实相反的假设
b. 表示与过去事实相反的假设
c. 表示与将来事实相反的假设
1. 虚拟语气用于条件状语从句中
(1) 表示与现在事实相反的假设, 条件状语从句中的谓语动词用“过去式(be 动词的过去式用were)”, 而主句中的谓语动词“would / should/ could / might + 动词原形”。
虚拟语气
If I were a boy, I would join the army.
What would you do if you won the lottery?
If I won the lottery, I would…