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问题 选择题

Great efforts must be ______ in order to improve your spoken English.

[ ]

A. made

B. tried

C. had

D. put

答案

答案：A

问答题 简答题

因工程建设需要占用、挖掘道路或者跨越、穿越道路施工如何保障道路交通安全？
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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.

A．notation

B．physical

C．function

D．discipline

E．philosophy

F．software engineering

G．characteristics

H．mathematical

I．mathematical

J．programK. methodL. computer
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