注意：此页面搜索的是所有试题
题目内容
（大学英语（1））
A: What is he doing?
B: ________
A)
He is an engineer.
B)
He is talking to Mary.
C)
He works in a construction company
B: ________
A)
He is an engineer.
B)
He is talking to Mary.
C)
He works in a construction company
参考答案
