题目内容
将等产量曲线图和等成本线合在同一坐标平面内，则一条等成本线能且只能与其中一条等产量曲线相切，谅切点就是厂商在成本一定时产量最大(或者产量一定时成本最小)的最佳要素投入组合，即满足厂商均衡条件的点。 ()
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税收制度由纳税义务人、课税对象、税基、税率、附加、加成和减免、违章处理等要素构成。 ()
A．To tell the woman that Johnson got a bad headache.B．He'd like to go the art exhibitio
听力原文：M: I wonder if you can help me.
W: I'd be glad to.
M: I've just arrived and I'm not used to the time difference here. I don't want to be a late sleeper because I like to take a walk in the early morning.
W: I see. You're from the United States, aren't you？
M: Yes, I'm from New York.
W: Beijing time is 13 hours ahead of New York.
M: Oh, I see. That's very kind of you to give me the information. I'd have no idea about it without your help.
W: My pleasure. You must be tired after a long flight. So you'd better have a good rest. It takes time to recover from a jetlag.
M: That's very considerate of you. But would you please wake me up at 5 Beijing Time tomorrow morning？
W: Yes, sir. No problem.
(8)
Section A
Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. The dialogues and the questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4 choices A , B, C, and D.
听力原文：W: I enjoy country music.
M: So do I. But jazz is my favorite and even more enjoyable.
Q: What does the man think of Jazz？
(1)
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