题目内容

一个功能对它的上位功能来说是手段,对它的下位功能来说又是目的。

A. 对
B. 错

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1)______can help build us the bodies.

A. To swimming
B. Swam
C. Swimming
D. To swim

_______the midnight oil makes people lose their spirits at work.

A. Burned
Burning
C. To burn
D. Burns

_____ these problems may be more complicated than we think.

A. Solving
B. Solve
C. Be solved
D. Solved

As college students__in exams is a rule we must abide by.

A. cheat
B. cheating
C. not cheating
D. not cheated

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