zh-CNiwms.net pic/logo.gif http://www.enun.cn Sat, 10 Jun 2006 00:09:05 GMT 注意：
　　　 1) 句首名词不能带任何冠词。
　　　 2) 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。
　　 Try hard as he will, he never seems able to do the work satisfactorily.
注意:
　　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。
...]]> Sat, 10 Jun 2006 00:09:05 GMT 　 Only after being asked three times did he come to the meeting.
　 如果句子为主从复合句，则主句倒装，从句不倒装
　 Only when he is seriously ill, does he ever stay in bed....]]> Sat, 10 Jun 2006 00:09:05 GMT 　　Tom can speak French. So can Jack.
　　If you won't go, neither will I.
典型例题
　---Do you know Jim quarrelled with his brother?
　---I don't know, _____.
　A. nor don't I care　　B. nor do I care　　C. I don't care neither　　D. I don't care also
答案：B. nor为增补意思"也不关心"，因此句子应倒装。A错在用 don't 再次否定， C neither 用...]]> Sat, 10 Jun 2006 00:09:05 GMT 　 Not only did he refuse the gift, he also severely criticized the sender.
　 Hardly had she gone out when a student came to visit her.
　 No sooner had she gone out than a student came to visit her.
典型例题
No sooner___ than it began to rain heavily.
A. the game began...]]> Sat, 10 Jun 2006 00:09:04 GMT 1)　句首为否定或半否定的词语，如no, not, never, seldom, little, hardly, at no time, in no way, not until… 等。
　　Never have I seen such a performance.
　　Nowhere will you find the answer to this question.
　　Not until the child fell asleep did the mother leave the room....]]> Sat, 10 Jun 2006 00:09:04 GMT 　1) here, there, now, then, thus等副词置于句首, 谓语动词常用be, come, go, lie, run。
　 There goes the bell.
　 Then came the chairman.
　 Here is your letter.
2) 表示运动方向的副词或地点状语置于句首，谓语表示运动的动词。
　　Out rushed a missile from under the bomber.
　　Ahead sat an old woman.
注意：上述全部...]]> Sat, 10 Jun 2006 00:08:59 GMT 　　 So frightened was he that he did not dare to move an inch.
2)　在某些表示祝愿的句型中：
　　May you all be happy.
3)　在虚拟语气条件句中从句谓语动词有were, had, should等词，可将if 省略，把 were, had, should 移到主语之前，采取部分倒装。
　 Were I you, I would try it again.
典型例题：
1） Not until the early years of the 19th century___ what...]]>