Question

【题目】He seems to ______to Jane. He knows her well.

A．have been introduced B．be introduced

C．have introduced D．introduced

Answer 1

【答案】A

【解析】

试题解析：

seem to do sth:似乎做过某事； seem to have done sth:似乎已经做过某事；

seem to have been done : 似乎已经被做过某事