单项选择题

爱犬在平时生活中也需要玩具的陪伴，但要注意不要让爱犬把玩具吞下。 A. 对 B. 错

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RUP是一种软件开发的过程框架，它的突出特点是以（）为驱动、以（）为中心的迭代、增量式开发。

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单项选择题

Full Breakfast is is well known throughout Britain, and it is served not only at breakfast time but also throughout the day.