◎ 题干
While you are playing in the yard, please ____ the dog tied to the tree.
[     ]
A. watch
B. watch out
C. watch out for
D. watch for
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“While you are playing in the yard, please ____ the dog tied to the tree.[ ]A. watch B. watch out C. watch out forD. watch for …”主要考查了你对  【动词短语】  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。