以always, usually, often, now and then, many a time, every day等频度副词位于句首,且表示强调时,用部分倒装;但若不强调闹雀乎时,也可不用液悉倒装。
如:
Often did we warn him not to do so. 我曾常常警告他不要那岁局样做。
Often he walked. 他过去经常步行。
Then did I throw myself into a chair, exhausted. 这时我累得一下就坐在椅子上了。
Then I went back to my own room. 于是我回到自己的房间去。
是的。
how,then, just, often 表示时间的副词放在唤行碧句首,可构成倒带败装句,只把副词放在句首,主语和谓语位置调换,不加助动词。和举