题目内容

In order to effectively sell the hotel services, you should know the hotel's specialties and the different services well.

A. 对
B. 错

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In the case of fire, you can use either the lift or the stairs to evacuate the building.

A. 对
B. 错

Hotel guests may take one-day trips offered by the hotel free of charge.

A. 对
B. 错

It is important that complaints should be followed up.

A. 对
B. 错

以下能正确定义一维数组的选项是（）。

A. int num[];
B. int num[0..100];
C.
D. define N 100int num[N];
E. int N=100;int num[N];