12: — Hi, I'm glad to see you. — _______ A: Thank you B: Me, too C: My name is Mary D: I'm glad to hear that ...

35: — I think he is a good lecturer. — _______ A: Sorry, it doesn't matter. B: So do I. C: Yes. It's a good idea. D: I don't mind. ...

21: —Hello! Can I get a seat on the 8 pm flight to Detroit? — _______. A: Hello! International Airline B: You'd better look up the schedule first C: I'm sorry, but it's completely booked D: I'm afraid you have to change ...

6: — How about going fishing? — ____________, I have no patience for that. A: Excuse me B: Sorry C: Pardon D: Apologize ...

18: — Let’s go and have sports together. — _______ A: Yes, please. B: You’re welcome. C: Good idea. D: Thank you. ...

9: — Haven’t seen you for ages. How are you? — _______ A: Thank you a lot. B: It’s several years. C: Long time no see. D: Just so-so. ...

19. 下列说法中哪一个是对的 A. 物体的动量不变，动能也不变 B. 物体的动能不变，动量也不变 C. 物体的动量变化，动能也一定变化 D. 物体的动能变化，动量却不一定变化 ...

10. 闭合面S内有一点电荷q，P为S面上的一点，在S面外A点有一点电荷q’,　若将q’向p点移动但未穿过S面的过程中，则 A. 通过S面的总电通量改变，P点的场强不变 B. 通过S面的总电通量不变，P点的场强改变 C. 通过S面的总电通量不变，P点的场强不变 D. 通过...

18. 将一电量为q的点电荷在某一电场中沿任一闭合路径运动一周，则q的电势能增量为零 A. 错误 B. 正确 ...

9. 通过任意闭合曲面的磁通量等于零。 A. 错误 B. 正确 ...