一道英语选择题,自以为聪明的进,但要解释哦!

问题描述:

一道英语选择题,自以为聪明的进,但要解释哦!
has someone suggested there___be an international language all could understand and use___?A.can it B./;/C.would it D.may;/

has someone suggested there(should,可以省略)be an international language (which,可以省略)all could understand and use___?A.can it B./;/C.would it D.may;/
答案 B