___to know Professor smith.A.he said B.he is said C.i said D.it says请说出理由
问题描述：
___to know Professor smith.
A.he said B.he is said C.i said D.it says
请说出理由
答
B
答
选B，是被动语态。
答
选B,理由：to know prof.smith 是he is said这个句子的补充,并且做了成分.其他的选像都不对就因为他们主句完整可以不用补充语
答
b