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【简答题】
阅读对话，完成下面对话。 A: Eric, you look unhappy. What's the matter? B: My best friend, John, is ill in hospital. A: 1 What’s wrong with him? B: He has a stomachache and can't eat anything. A: But he looks very healthy. B: 2 He’s too much heavy because he eats too much meat. A: 3 B: You are right. His doctor told him to take more exercise and eat less meat, but he didn't listen to the doctor. A: 4 B: Yes. Now he thinks his doctor is right and he decides to do as the doctor told him. A: 5 B: Me, too. A. I hope he'll be better soon. B. I’m sorry to hear that. C. It’s bad for his health. D. I don't think so。 E. He hopes to be thin. F. I'm sure he must feel sorry for it. G. He didn’t like to eat it.
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【单选题】在古希腊文和英文中,哲学的本义是爱智慧或追求智慧。在汉语中,哲就是智慧,哲学就是智慧之学或追求智慧之学,即爱智之学。由此可见( )。
A.
爱智慧是人的本能
B.
追求智慧是人的使命
C.
生活需要智慧
D.
哲学是一门给人智慧的学问
【简答题】以n表示(θ 0 ，φ 0 )方向的单位矢量，即 n=(sinθ 0 cosφ 0 ，sinθ 0 sinφ 0 ，cosθ 0 ) (1) 轨道角动量算符l在n方向的投影为 l n =n·l=l x sinθ 0 cosφ 0 +l y sinθ 0 sinφ 0 +l z cosθ 0 (2) 证明 是l n 的本征态，本征值为m．(取h=1)
【单选题】单选 下列选项中, 不属于订单处理系统设计的要点
A.
需具备订单内容查询功能
B.
需具备订单商品价格结算功能
C.
需具备单一订单或批次订单的打印功能
D.
需具备查询客户信用、库存产能分配等情况
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