虚拟语气（往前推一个时态）

1、.虚拟语气（往前推一个时态）1、 if条件句 1）与现在事实相反：If sb did,sb should/would/could/might do. 2）与过去事实相反：If sb had done,sb should/would/could/might have done. 3）与将来事实相反：If sb should do sb should/would/could/might do were(to do) did , Ps:1）条件句中出现were,had,should可省去if,将主语与这些词倒装 e.g:Should it rain tomorrow,we would stay at

2、 home. 2）混合虚拟 e.g：If I had seen the movie,I would tell you all about it now.2、 名词性虚拟语气 表示命令、建议、要求、惊叹insist(坚持要做用虚拟，坚持认为不用虚拟),suggest,advise, propose, recommend,require,demand etc的名词性从句用虚拟语气，sb (should) do. e.g:I insisted he go to see a doctor,but he insisted nothing was wrong with him.3、 含蓄条件句和一些特殊词

3、的使用1） wish 与未来愿望不一致 sb would/could do 与现在愿望不一致 sb did/were 与过去愿望不一致 sb had done2） Its about/high time that sb did/should(不能省) do.3） If only感叹句=How I wish4） would rather/had rather/would sooner: 对过去虚拟 had done;对现在与将来虚拟 did/were e.g:Id rather you had seen the film yesterday. Id rather you were here no

4、w. 5） as if/though e.g:They began to talk warmly as if they had known each other for long. Ps:a.从句内容若为事实或可能为事实，也可用陈述语气 It looks as if well be late. b.Itisntasifyou did not know the matter. 你又不是不知道这件事的6） Without,otherwise,but for(要不是因为) ,even if/though常暗含虚拟条件7） 恐怕，以防万一：for fear that,lest,in case e.g:

5、He started out earlier lest he should be late.倒装句1、 完全倒装(谓语动词+主语)1） There be(exist,seem,happen,appear,live,stand)2） Here, there, now, then, thus等adv置于句首, 常用be, come, go, lie, run等+主语 Ps:a.除了then引导的常用过去时，其他一般用一般现在时 b.是名词才倒装，代称不倒装3） 表示运动方向的副词或表示地点的介词短语置于句首 e.g:Out rushed a missile from under the bombe

6、r. On the top of the hill stands a pine tree.4） 分词/adi/代词(such) + be +主语 e.g:Gone are the days when they could do what they like to the Chinese people. Such was the story he told me.2、部分倒装（助动词/情态动词+主语）1）so, neither, nor开头，表示重复前句内容，应与原句谓语的时态一致 Ps:a.当so引出的句子是对上文内容加以证实或肯定，不可用倒装结构。意为的确如此 b.He has been t

7、o Beijing.So have I. 表示一个复杂的情况用：So it is with.=So it is the same with.2） Only修饰状语置于句首(+adv/介词短语/状语从句)，主句倒装 e.g:Only in this way, can you learn English well. Only after being asked three times did he come to the meeting. Only yesterday did he find out that his watch was missing. Ps:a.如果为主从复合句，则主句倒装，从

8、句不倒装 Only when he is seriously ill does he ever stay in bed b. Only修饰主语不倒装 Only Tom knows about it.3） 否定意义或半否定意义的adv于句首 no, not, never seldom, little, hardly, scarcely, barely,rarely 决不at no time, by no means, on no account, on no condition,in no case, under/in no circumstances, in no way, not until

9、 主从复合句，主句倒装，从句不倒装 e.g:Not a word did he say about his visit to the art musuem. Not until the child fell asleep the mother did leave the room.4）以否定连词开头作部分倒装 Not onlybut also, 一.就.：Hardly/Scarcely had done. when did, No soonerthan e.g:Hardly had she gone out when a student came to visit her.5）as,thoug

10、h引导 Ps:a.句首名词不能带任何冠词 Tallest as/though she is, she cant reach it. (倒装后，最高级前不用冠词) Child as he is, he knows a lot.(倒装后，单数名词前不用a) b. 句首是实义动词, 其他助动词放在主语后。如果实义动词有宾语和状语，随实义动词一起放在主语之前 Fail as I did, I would try again. (倒装后，实义动词提前，在主语后添加助动词) Hard as he tried, he didnt pass the exam.(副词提到句首) Try hard as he will, he never seems able to do the work satisfactorily. (实义动词与状语一起提前) c.让步状语从句中，有though，although时，后面的主句不能有but，但是 though 和yet可连用6） so that，suchthat引导的结果状语从句中，当so和such位于句首时，用”so/such + adj. + 主语+谓语” e.g:So frightened was he that he did not dare to move an inch. 7） if虚拟语气条件句8） 句首是表频率的副词及短语 many a