Johnson排队两个小时买到美国大学生篮球联赛四强决赛的票。则以$200购票的机会成本为（)

A、Johnson使用$200的其他最好替代选择

B、Johnson使用排队所花费的两小时的最好替代选择

C、$200对票务员的价值

D、Johnson使用$200和排队两小时的最好替代选择

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约翰逊排了两个小时的队去购买NCAA锦标赛半决赛的票，购买200美元门票的机会成本为：（)。
A、约翰逊排队花费的两个小时最好的其它用途
B、约翰逊200美元和排队花费的两个小时最好的其他用途
C、支付给售票员200美元的价值
D、约翰逊200美元的最佳其它用途

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费用效果的增量分析法进行分析的步骤是()。

消防水池应设成两个，补水时间不应超过（)
A3小时
B12小时
C24小时
D48小时

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中英互译：我们走了两个小时,但是仍未见到那所房子。

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填词补文 Samuel Johnson Samuel Johnson was an English writer. He was born on 18 September 1709.

Samuel Johnson

Samuel Johnson was an English writer. He was born on 18 September 1709. He was_31_ at a grammar school. He spent a brief_ 32_ at Oxford University. However, he was forced to leave due to lack of money. Unable to find teaching work, he drifted into writing. In 1735, he married. In 1737, Johnson _33 _ to London. He wrote on a _ 34_variety of subjects. He_ 35_ became famous in the literary field. His Dictionary of the English Language was_ 36__ in 1755. It was the most_ 37_ dictionary at that time. Johnson was_ 38__ short of money, despite the _ 39_ _ of his dictionary. In 1762,his_ 40 situation changed with a government pension (养老金) Johnson died on 13 December 1784.

A. huge B. formally C. success D. important

E. moved F. period G. continually H. financial

I. published J. book K. educated L. Gradually

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－－－What are Johnson's family like？－－－_______.A.His family is just like mineB.They a
---What are Johnson's family like？
---_______.
A.His family is just like mine
B.They all like sports and travel
C.Oh, it's really a big one
D.They are all warm-hearted and helpful

使用抗菌药物的危害（)。

20世纪30年代，随着两个五年计划的完成，成为世界工业强国的是()

将肌松药首先应用于临床的有（)A.KingB.Griffithsand JohnsonC.BovetD.GinzelE.Theolff
将肌松药首先应用于临床的有()
A.King
B.Griffithsand Johnson
C.Bovet
D.Ginzel
E.Theolff

Johnson软件公司开发一款新型软件包。Johnson公司的销售经理就公司新型软件包的销售情况预估了下列月度销售水平的概率分布及对应的损益。每月销售数 概率 损益10,000 0.2 $（4,000)20,000
A、$23,200
B、$24,000
C、$24,800
D、$25,000

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美国材料与测试协会（ASTMC685)规定：每次强度试验应制作两个标准尺寸试件，其规格为（)。
A、10cm正方体
B、15cm正方体
C、20cm正方体
D、15.2mm×30.5mm圆柱体

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