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外研2003课标版《Grammar》最新PPT课件优质课下载
四、表语从句、同位语从句中的虚拟语气
五、巩固训练
Contents
考题点击：
I am not free today. If I ___free today , I __ and visit some of my friends .
A. am will go B. were , would go
C. shall be D. be , must go
2. If my lawyer ___ here last Saturday, he __ me from going .
A. had been , would have prevented
B. had been, would prevent C. were, would prevent
D. were, would have prevented
3.If I were to see Tom, what ___ you ___ me to tell him?
A. are ,going to ask B. do , ask
C. would , ask D. did, ask
动词形式
If 从句
主 句
should +v.
were to +v.
动词的过去式(be 用were)
would /should/could/
might +v. 原形
过去式(be的过去式用were)
would / should/could/
might +v. 原形