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把下列句子的现在时改为一般现在时.3I'mdoingmyhomework.4I'mhavingsometennisballs.

题目详情
把下列句子的现在时改为一般现在时.3I'm doing my homework.4I'm having some tennis balls.
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答案和解析
I do my homework.
I have some tennis balls.
请及时采纳,多谢!