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6. My parents are thinking about moving to another city next year, but I would _________ to stayhere.

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7. Some wild animals, such as ratsor foxes,are abletolive in cities among people because they are highly ____________.

GoF提出的11种行为型模式中，多数属于类行为型模式。

A. 对
B. 错

在模板方法模式里，抽象类里定义的模板方法templateMethod()是抽象方法。

A. 对
B. 错

备忘录模式可以用来实现撤销、重做，而命令模式不能用来实现撤销、重做。

A. 对
B. 错