i suppose i'll have to ask someone else to do it.i am afraid so .i___it if i___but i can't.A.will do ;could B.would do ;canC.would do ;could D.would have done; can这道题是虚拟语气吗

i suppose i'll have to ask someone else to do it.i am afraid so .i___it if i___but i can't.A.will do ;could B.would do ;canC.would do ;could D.would have done; can这道题是虚拟语气吗
i suppose i'll have to ask someone else to do it.i am afraid so .i___it if i___but i can't.
A.will do ;could B.would do ;can
C.would do ;could D.would have done; can
这道题是虚拟语气吗

i suppose i'll have to ask someone else to do it.i am afraid so .i___it if i___but i can't.A.will do ;could B.would do ;canC.would do ;could D.would have done; can这道题是虚拟语气吗
选C,虚拟语气,if后面的从句都要倒退一个时态.其他三个选项前后的时态倒退得都不同时呢~
如果对你有所帮助,还望采纳哈!
如还有不懂的,还可以继续追问哦\(^o^)/~

b