题目内容
7. —Do you know why the little child keeps ?
—She can't find her mother.
A. cry B. crying C. to cry D. cries
7. B
7. B 解析：keep doing sth.意为“ 一直做某事”。
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题目内容
7. —Do you know why the little child keeps ?
—She can't find her mother.
A. cry B. crying C. to cry D. cries
7. B 解析：keep doing sth.意为“ 一直做某事”。