单选题
【正确答案】 A
【答案解析】[解析] In what currency should the equipment be paid for? (A) US dollars. (B) 8,000 dollars. (C) I think it is too expensive.
【正确答案】 B
【答案解析】[解析] Do I need my coat today, or is a sweater OK? (A) Not at all. (B) It's pretty warm outside. (C) Both of your coat and your sweater look beautiful.
【正确答案】 C
【答案解析】[解析] At what time is our fundamental research going to start? (A) I think the research will have been finished before Friday. (B) No, we have no choice but to work hard. (C) I believe it will begin within next week.
【正确答案】 A
【答案解析】[解析] Why have our transportation costs gone up so much? (A) Energy is more expensive now. (B) I think you have made a big mistake. (C) No, I don't know neither.
【正确答案】 B
【答案解析】[解析] Isn't this the key to your new car? (A) I bought the car last week. (B) Yes, I've been looking for it all morning. (C) Thanks. I can check my answers now.