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1、 新概念英语第三册语法解析：虚拟语气1. 与现在事实相反的虚拟：If + did / were + ., . would/ should/ could/ might + do (动词原形)If I were you, I would go abroad at once. (I am not you.)If he knew it now, he could help me. (He doesn”t know it now.)2. 与过去事实相反的虚拟：If + had done + ., . would (might) have done .If I had known your telepho
2、ne number yesterday, I would have phoned you. (I didn”t know your telephone number.)If you had come here a little earlier just now, you might have met her. (You didn”t come here earlier.)3. 与将来事实相反的虚拟：(1) If + should + v., . would + v. (可能性很小)(译作“万一”)If it should rain tomorrow, you could stay at hom
3、e.If I should fail, what should Ido?(2) If + did / were to + v ., would + v. (完全不行能)If the sun were to rise in the west, I would lend you the money.If you finished it in 3 minutes, I would give you my car.4. 金牌特别重点简洁联想记忆： 以下动词后的“宾语从句”中需要用虚拟形式，即should + 动词原形，shoud在美国英语中要省略(TOEFL语法考点)。此类常见的动词有：order,
4、ask, decide, demand, require, recommend, suggest(建议), insist(坚决要求), advise, etc.He suggested that we (should) help them with English.The teacher ordered that the homework (should) be finished within half an hour. 以下名词后的同位语从句中要用“should + 动词原形”(should可省去)的虚拟。此类常见的名词有：suggestion, order, request, demand
5、, importance, proposal.He made a suggestion that we (should) have a fancy dress party.I think it is a thing of importance that it (should) be done soon. It is / was important / necessary / natural / essential / advisable / strange / surprising, ect. + that +主语+ should + v.It is strange that you shou
6、ld say such a thing.It was important that you should tell me all the information. wish后的宾语从句中，as if 后的状语从句中，须用以下的虚拟形式：主 + wish+ (that) + 主 + did / were(指现在)had done(指过去)would+ v.(指将来)I wish that I met my uncle now.I wish I had met my uncle yesterday.I wish I could meet my uncle tomorrow. It is (high) time that . + did / were .It is time that you went to bed. would rather that . + did / were .I would rather that you were not here now. would sooner that . + did / were .I would sooner that you got up earlier.I would sooner that you were not my brother.
