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问题 单项选择题

某船方型系数Cb=0.63，长宽比L/B=6，宽吃水比B/d=2.4，平均吃水5.17m，则船舶排水体积（）m3。

A.4123

B.3681

C.3106

D.3009

答案

参考答案：D

单项选择题

Programming is a (46) that has various engineering and (47) aspects. Although most of these aspects are interrelated, each of them covers a number of (48) and goals winch are very specific. The progress being made in teaching (49) is reflected by the fact that most (50) science curricula contain a broad spectrum of programming courses, each emphasizing a different aspect of programming.

（48）处是（）

A.notation

B.physical

C.function

D.discipline

E.philosophy

F.softwareengineering

G.characteristics

H.mathematical

I.mathematical

J.program

K.method

L.computer
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选择题

--I’m going to the States?

--How long ________ you________ in the States?

A．are; stayed　　

B．are; staying　　

C．have; stayed　

D．did; stay
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