高中英语虚拟语气课件(共71张PPT)

何谓“语气” 语气是一种动词形式，表示说话人对某一行为或事情的看法和态度。 英语中的语气 英语中共有三种语气 陈述语气 (the Indicative Mood) 祈使语气 (the Imperative Mood) 虚拟语气 (the Subjunctive Mood) 陈述语气：用来陈述一个事实，有肯定、否定、疑问或感叹等形式。 What will you do if it rains tomorrow? I will stay at home if it rains tomorrow. 祈使语气：用来表示请求、邀请、命令、警告或劝告等。 虚拟语气 虚拟语气：是一种特殊的动词形式。 他的作用是：表示说话人所说的话不是一个事实，而是一种假设、猜测、怀疑、愿望、要求、命令、建议等 。 I have a car. 我有一部车。（指现在有） I had a car. 我有一部车。（指过去有） I wish I had a car. 但愿我有一部车。（实际没有，表愿望） 一、if 条件句中的虚拟语气 had done （过去完成时） 过去式(did) be were ①did / were ②should +do ③were to do would should +have done sth could might would should + do sth could might would should + do sth could might 时 间 If 条件句 主 句 过去 现在 将来 1.表示与现在事实相反的假设 如果我有时间，我就要学习英语。 If I ____(have) time, I __________(study) English. had would study 如果我是你，我就会买这栋房子。 If I _____(be) you, I __________(buy) the house. were Would buy 如果我能飞，我要飞到空中。 If I ________(can fly), I __________（fly) in the sky. could fly would fly 连词 条件从句动词 主句动词 if 动词过去式 (be只用were