问题描述：
英语的填空和反意疑问句
He _________(take) part in some volunteer activities during the last summer holidays,________?
He ____________(take) part in some volunteer activities during the next summer holidays,_________?
He _________(take) part in some volunteer activities during the summer holidays every year,________?
He must ___(take) part in some volunteer activities during the summer holidays every year,_________?
He _________(take) part in some volunteer activities during the last summer holidays,________?
He ____________(take) part in some volunteer activities during the next summer holidays,_________?
He _________(take) part in some volunteer activities during the summer holidays every year,________?
He must ___(take) part in some volunteer activities during the summer holidays every year,_________?
问题解答：
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