判断题

The basis of trap comprehensive queuing in the trap preparatory prospecting period is the result of trap geological evaluation and economic certainty evaluation.

答案：错误

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单项选择题

It is the business of the police to prevent and detect crime and of the law courts to punish ______.

A．crime
B．offence
C．sin
D．fault

转化糖浆的成分是（）。
A、葡萄糖
B、果糖
C、麦芽糖
D、蔗糖

答案：白糖#柠檬酸