28.If he harder.he will catch up with us soon.A.study B.studies C.will study D.studied 查看更多

 

題目列表(包括答案和解析)

If he _________ harder,he will catch up with us soon.

A.study            B.studies           C.will study             D.studied

查看答案和解析>>


同步練習(xí)冊(cè)答案