填空题

It was essential that the application forms______(在截止日期前上交).

【参考答案】

be handed in before the deadline

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单项选择题

According to the author, the reason why parental divorce has greater effect on boys than on girls is that （）.

A. all cultures encourage male aggression and noncompliance
B. boys are always involved in their parents’ fights
C. males are usually viewed as the models in self-control and strong will
D. boys are basically more self-disciplined than girls

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What is dihydrogen monoxide（）

A. A chemical.
B. Water.
C. Foam.
D. An industrial solvent and coolant.