◎ 题干
用Be动词的适当形式填空。
1. How long _____________ your arms?
2. She _____________ going to play computer games in the evening.
3. Mary and Sarah _____________ my friends.
4. Cat _____________ an animal.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“用Be动词的适当形式填空。1. How long _____________ your arms?2. She _____________going to play computer games in the evening.3. Mary and Sarah _____________m…”主要考查了你对  【系动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。