单项选择题
Excuse me, would you lend me your calculator? （）
A.Certainly. Here you are. B.Please don‘t mention it. C.It‘s nothing. D.Yes, I have a hand.
单项选择题 I wonder if Tim could control the situation. （）
单项选择题 Don't take too long at the coffee shop. It's 14:15.（）
单项选择题 Oh, You're back at work? How was your holiday? （）
