题目

听下面一段较长对话，回答以下小题。【1】Where does this conversation most probably take place?A.At the woman's home.B.At a museum of art.C.At the man's home.【2】Where did the woman buy the prints?A.In Boston.B.In New York.C.In a European city.【3】What is the woman going to do?A.Make another museum tour.B.Organize an exhibition of art.C.Visit some European painters. 答案：【答案】【1】C【2】B【3】A【解析】【原文】W: The walls in your room were dull and lifeless, so I covered them with these prints.M: Oh, I like this one. Where did you buy it?W: At the Museum of Modern Art in New York. The Art History Department recently organized a special museum tour there.M: Is this a copy of something in the museum collection?W: Yes, it's a print of a painting 长度为L＝0.3 m的轻质细杆OA，A端有一质量为m＝0.3 kg的小球，如图下所示，小球以O点为圆心，在竖直平面内做圆周运动，通过最高点时，杆对小球的弹力是FN＝1 N，g取10 m/s2，则小球此时的速度可能为 A．3 m/s B．m/s C．2 m/s D．m/s