单项选择题
W: Tom.I told you to be here at 8:30,but it’s 9:50 now. M: I’m terribly sorry.I got up late and missed the bus.
A.Twenty minutes. B.One and a half hours. C.One hour and twenty minutes.
A.Please smoke over there. B.Just smoke here. C.You can’t smoke anywhere.
A.Instead of B.Because of C.As for D.Due to