题目内容
She_______ thirty minutes_______ the piano every day.
| A．spends; to practise playing |
| B．spends; practising playing |
| C．spend; practising to play |
| D．spend; practise play |
B
解析试题分析：句意：她每天花30分钟练习弹钢琴。主语She是第三人称单数，故谓语要用第三人称单数spends； spend ... doing ...，practise doing...是固定短语。据句意，故选B。
考点：考查主谓一致及动词短语。
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