单选题

【正确答案】 B
【答案解析】[解析]
How often do we get our shipping receipts?
(A) $ 600 a week.
(B) Twice a month.
(C) They're in our mailboxes.
【正确答案】 A
【答案解析】[解析]
How come I wasn't told about this important program?
(A) Oh, I thought you were.
(B) By bus, if you like.
(C) Yes, it's really important.
【正确答案】 A
【答案解析】[解析]
When were these data last updated?
(A) About three months ago.
(B) It was in Los Angeles.
(C) They'll do it next year.
【正确答案】 B
【答案解析】[解析]
Who's the most proper person to discuss about this?
(A) No, I don't think so.
(B) Jim Johnson.
(C) You shouldn't ask her.
【正确答案】 C
【答案解析】[解析]
How is your research coming along?
(A) It came yesterday.
(B) I am fine, thanks. And you?
(C) I'm struggling with it.