一般地区的平屋顶的构造主要由（）组成。

听力原文：M: Well, Donna, you look so happy. Any good news?W...

单项选择题听力原文：M: Well, Donna, you look so happy. Any good news?
W: No...Yes...I have a date tonight, but...
M: Oh, that's really a celebration.
W: Well. I've never done this before. I feel kind of silly, but here goes. Anyway, I am a little nervous.
M: Don't be shy. Tell me what kind of man do you like to date?
W: I guess I really like men who are funny. I love to laugh and be happy. That's the most important thing. I don't like men who are really loud. I mean, I like men to laugh. I don't want them to sound like donkeys!
M: What about the appearance, must he be handsome?
W: Not necessary. But he should be tall, muscular, deeply emotional and totally serf-controlled. Besides, I like men who are intelligent and open-minded. Humor is important. I love talking about books, movies and politics.
M: Well, what kind of men are net to your liking?
W: Let me see. I hate men who think they are always right, the stubborn one often getting into bad mood if you don't agree with them. I don't like moody person.
M: What do you think is the most essential for young people?
W: Mutual understanding. At least we shall respect each other.
M: Sounds great. Good luck tonight.
What kind of topics do you think Donna does NOT like?
A．Movies.
B．Books.
C．Politics.
D．Music.

（ ）是教师教什么和学生学什么的问题，它是学校教育的核心。A.单一课B．课程标准C．课程D．综合课

单项选择题（ ）是教师教什么和学生学什么的问题，它是学校教育的核心。

重力式桥台常用的类型有（）。A.埋置式桥台B.八字式桥台C.一字式桥台D.井字式桥台E.U形桥台

多项选择题重力式桥台常用的类型有（）。