After her boyfriend had left,the girl sat down and cried.

问题描述:

After her boyfriend had left,the girl sat down and cried.
这句话前后两部分颠倒一下还对不对?改成:the girl sat down and cried after her bofriend had left.

完全可以.英语中的从句和主句本来就可以调换位置的.