倒装
　　1．当“only+状语”位于句首表示强调时用倒装，如不在句首或虽在句首但不修辞状语时用正常语序。
　　Only when you have obtained sufficient data can you come to a sound conclusion.
　　只有当你获得足够的数据时，你才能得出正确的结论。

　　Only in this way can we catch up with the world’s advanced levels in science and technology.
　　只有这样我们才能赶上世界的先进科学技术水平。

　　其他如：only then, only once, only in AmericaChina, only after the accident等。

　　真题重现
　　【CET-6：2007.6】Only in the small town_________.
　　(他才感到安全和放松)
　　参考答案：does she feel secure and relaxed

　　2．never等具有否定意义的词或词组居于句首时用倒装。
　　这类词或词组常用的有：never, seldom, rarely, little, hardly, scarcely, not until, by no means, under no circumstances, under no condition, in no way(决不), in no case(决不), neither …(nor), no sooner…(than), hardly…(when), barely(仅仅，几乎不), on no account, in no circumstances(决不), not a bit, nowhere, not only…but also等。

　　Not only was Churchill a statesman, but also a poet. 丘吉尔不仅是一位政治家，还是一位诗人。
　　Never in all my life have I heard such nonsense. 我从未听到过这种胡说！

　　真题重现
　　【CET-6：2007.12】 The witness was told that under no circumstances_____________.
　　(他都不应该对法庭说谎)
　　参考答案：should he lie to the court.

　　【CET-6：2007.1】 ______________(直到截止日他才寄出) his application form.
　　参考答案Not until the deadline did he send (out)

　　3．the more…, the more结构中的倒装。
　　【CET-4：2006.6】90. The more you explain, _________________(我愈糊涂).
　　参考答案：the more confused I am