题目内容
【题目】The students are busy _____ for their school sports meet. ( )
A. to practiseB. practisingC. practise
【答案】B
【解析】
本题主要考查短语：be busy doing sth.。
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题目内容
【题目】The students are busy _____ for their school sports meet. ( )
A. to practiseB. practisingC. practise
【答案】B
【解析】
本题主要考查短语：be busy doing sth.。