单选题
单选题 Where are they talking probably?
A. On a street corner
B. In the office.
C. At home.
【正确答案】 C
【答案解析】[解析] 21-22
W: Time to get up, dear.
M: Yes. Mary, open the window to let fresh air in, please.
W: All right. Look, who's that man with the black bag, Jack?
M: I can't see a man with a black bag.
W: There, on the street corner.
M: Oh, that man. I don't know who he is. He's a stranger.
W: A stranger? But he's been about here for weeks.
单选题 What are they talking about?
A. They're talking about a bag.
B. They're talking about Mr. Black.
C. They're talking about a strange man.
【正确答案】 C
【答案解析】