虚拟语气用法总结(超好)
If we had taken such effective measures much earlier, the river _____ so seriously now.
A.is not polluted B.would not be polluted C.had not been polluted D.would not have been polluted
2.如果明天下雨，我会待在家里。（将来虚拟）
If it rained（should rain/were to rain ）tomorrow, I would stay at home. 3.如果你以前好好学习， 你会通过考试的。 If you had studied hard before, you would have passed the exam. （过去虚拟） 虚拟语气用法总结(超好)
虚拟语气用法总结(超好)
If you ______ with George earlier, you _____ so angry now.
A.talked; would not be B.had talked; would not be C.would talk; would not be D.had talked; would not have been
虚拟语气用法总结(超好)
Hale Waihona Puke 3、含蓄虚拟语气 在虚拟语气中，并不总是出现if引导的条件句， 而通过其它手段来代替条件句。 常用的有otherwise ，or ，without，but for（倘没 有，要不是）等。
1.I was ill that day. Otherwise, I would have taken part in the sports meeting. =If I hadn’t been ill that day, I would have taken part in the sports meeting.
虚拟语气用法总结(超好)
2.He telephoned to inform me of your birthday, or I would have known nothing about it.
3.Without / But for your help, we couldn’t have finished the work ahead of time. =If it had not been for your help, …
You didn’t let me drive. If we ______ in turn, you ______ so tired.
A.drove; didn’t get B.drove; wouldn’t get C.were driving; wouldn’t get D.had driven; wouldn’t have got
与过去事实相 反的假设
had done
should / would/ could / might + have done
与将来事实相 反的假设
过去式（be--were） should / would/
should do
could / might + do
were to do
虚拟语气用法总结(超好)
1.如果我是你，我会接受他的建议（现在虚拟） If I were you, I would accept his advice.
虚拟语气用法总结(超好)
Without electricity, human being life ______ quite different today.
A.is B.will be C.would have been D.would be
虚拟语气用法总结(超好)
But for his help, I ______. A.should not have succeeded B.have not succeeded C.did not succeed D.had not succeeded
虚拟语气
虚拟语气用法总结(超好)
概念： 虚拟语气：表示说话人所说的不是事实， 而是一种愿望、假设、或推测。
虚拟语气用法总结(超好)
一、虚拟语气在 if非真实条件句中
虚拟条件从句(If)
主句
与现在事实相 反的假设
过去式 be --were
should / would/ could / might + do
Should it rain tomorrow,…….
3.If you had studied hard before, you would have passed the exam. Had you studied hard before,……
虚拟语气用法总结(超好)
________ it rain tomorrow, we would have to put off the visit to the Yang Pu Bridge.
A.Were
B. Should
C.Would
D. Will
If it should rain tomorrow (省略if，用部分倒装）
虚拟语气用法总结(超好)
2.错综时间虚拟语气 当从句与主句时间不一致时，动词的形式要根 据它所表示的时间作出相应的调整。 If you __ha_d__fo_ll_o_w_e_d__(follow)my advice just now, you __w_o_u_ld_b_e__(be)better now. If you __h_a_d_s_tu_d_ie_d_(study)hard before, you _w_o_u_ld_b_e_(be)a college student now.
虚拟语气用法总结(超好)
1. if从句中， 省略if，were，had，should可以放在句 首，（用于倒装结构），否定词not不能放在前面。
1.If I were you, I would accept his advice. Were I you,……
2.If it should rain tomorrow, I would stay at home.