shoud have done sth是完成时的结构吗?
shoud have done sth是完成时的结构吗?
有would rather not have done sth的结构吗
have sth done 结构中 done 做什么词性?
have sth done 的过去完成时?
be going to have done 是将来完成时吗?
get sth.done 和have sth.done 还有哪些词是这样的用法?
have sth done sth?
have sth.done和get sth.done的区别?
sth.done 和 have sth.done 的意思和区别!
to have done怎么理解,这个是不定式的完成时,可以举例子说明吗?
有with sth being done的结构吗
have sth.done 和 get sth.done 有什麼区别吗