大学英语四六级语法试题虚拟语气的详解资料(五)

　　大学英语四六级语法试题虚拟语气详解资料

　　三.混合条件句----主从句时间不一致情况下的虚拟语气

　　有时条件从句中的动作和结果与主句中的动作，发生的时间不一致，这时动作的形式应根据它所表示的时间加以调整。如：

　　1. 从句表示过去，主句表示将来：

　　⑴、If they had started the early morning yesterday, they would be here now.

　　⑵、If we hadn t made adequate preparations, we shouldn t dare to do the experiment next week。

　　2. 从句表示将来，主句表示过去：

　　⑴、If I were not to make a preparation for my experiment this afternoon, Iwould have gone to see the film with you last night.

　　3.从句表示过去，主句表示将来：

　　⑴、If we hadnt made adequate preparations, we shouldnt dare to do theexperiment next week.

　　4.从句表示将来，主句表示现在：

　　⑴、If we shouldnt have an exam this afternoon, I would go shopping now.

　　5.从句表示过去，主句表示现在。

　　⑴、If they had stared the early morning yesterday, they would be here now.

　　⑵、If you had followed my advice, you would be able to finish the work now.

　　如果你当时听了我的话，现在就能完成这份工作了。