以方向性副词开头，如 here, there, now, then, out, in, up, down, off, away等
Here comes the car
Here it is.
At the foot of the fill lies a small river.
Among the goods are flowers, candies, and toys.
以so, nor, neither 开头的句子
He has been to London, So have I.
no, none, neither, nor, onbody, nothing, never
Never shall I do this again
hardly/seldom, scarcely, barely, little, few
Hardly does she have time to listen to music
not until, by no means, not only, but also, in no way, neither...nor..., in no time, no sooner... than..., hardly... when...
No sooner had I got home than it began to rain.
every day, every other day , many a time, often
Often have I heard it said that he is not to be trusted.
What do you think about the movie?
What happened last night?
So/ such... that...句子中， so 形容词/副词 或 such 修饰名词放句首时，句子需部分倒装
So easy was the work
that they finish it in a few days.
当虚拟条件含有 were, should had时， 可省略if 并将 were, should had置于句首。
Were I you, I would take the job.
Try as he would, he might fall again.