单项选择题
－Would you like to have dinner with us this evening? －（）
A.I don’t know B.Sorry, but this evening I have to go to the airport to meet my parents C.No, I can’t
单项选择题 — Is this the motel you mentioned? —（）
单项选择题 – What's the problem, Harry?-（）
单项选择题 --Let's take a walk. --（）
