题目

听下面一段较长对话，回答以下小题。【1】What day is it today?A. Monday. B. Tuesday. C. Sunday.【2】What is the woman planning to do tomorrow?A. Attend a meeting. B. See her dentist. C. Join the book club.【3】How many kinds of membership cards are mentioned by the man?A. Two. B. Three. C. Four. 答案：【答案】【1】 C 【2】 B 【3】 B 【解析】M: Good morning. Can I see your membership card, please?W: Well, I’m actually here to join the book club today.M: I’m really sorry. There is something wrong with the computer. If you can come back on Monday — that’s tomorrow — we can sign you up then. And we have a discount on Mondays and Tuesdays.W: Oh, but I have to see the dentist 指甲剪是常用的生活用具，它的刀刃做得很薄，目的是通过减小受力面积        压强(填“增大”或“减小”)。剪指甲时，图中AOB部分可以看成一个        杠杆(填“省力”或“费力”)