单项选择题
--You've given us a wonderful Chinese dinner, Mrs. Wang. --（）
A.Come again when you are free B.Oh,I don’t think Icooked very well. C.It’s not necessary for you to say so. D.I’m glad you enjoyed it.
单项选择题 --Excuse me, when is the next flight from London due to arrive? --（）.
单项选择题 --I'll be away on a business trip. Would you mind looking after my cat? --Not at all（）
单项选择题 — Who is that speaking? — This is Tom（）
