c) 副词only+状语放在句首时:

Only then did he realize his mistakes . 只有在那时他才认识到自己的错误。

Only in this way can you learn maths well . 只有用这种方法你才能学好数学。

d) 含有否定意义的副词或连词(如little, hardly, never, rarely, no sooner…than等)放在句首时:

Little did I think that he could be back alive. 我没有想到他竟能活着回来。

Not until New Year’s Day shall I give you a gift. 我要到元旦那天才能给你礼物。

Hardly had the train arrived at the station when we ran towards the sleeping car looking for our guests.

火车刚一进站，我们就跑到卧车那儿去找我们的客人。

e) 副词so或 neither(nor)在句首:

He is interested in pop-songs, and so am I.他对流行歌曲感兴趣，我也如此。

He hasn’t been to the countryside, neither does he want to go there.他没有去过农村，他也不想去那里。

f) 在方式状语thus开头的句子中及程度状语so放句首:

Thus ended his life. 这样结束了他的生命。

So loudly did he speak that even people in the next room could hear him . 他讲话的声音那样大，连隔壁屋子里的人都听得见。