4. there are too many people there, we have to find another house.
A. Because; so
B. Though; but
C. Since; /
D. /; if
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5. it is snowing, we shall not go out.
A. Before
B. After
C. Until
D. As
以下各项中,没有体现出博弈论思想的是( )。
A. 田忌赛马
B. 掩耳盗铃
C. 鹬蚌相争
D. 螳螂捕蝉
纳什均衡是指在某个策略组合中,任何一个参与人的收益相对于其他人的策略而言,都是最优反应,因此纳什均衡点上的每个人都没有再单独改变策略的动机。( )
A. 对
B. 错
Listen and complete the conversation.[音频]Edward: Hello, I’m looking for some formal clothes for my job interview.Anna: Well, you’re in luck. Today we are (1) .Edward: Great! (2) ?Anna: The normal price is $200, buttoday it’s 50% off.Edward: So it’s only $100? (30) ! I’ll take it.