问题描述：
请回答下列问题!请说明其中的原因!
You need more ________ to play the piano well.
A.practice B.practise C.practises D.practising
还有一题：You shouldn't be so close to the fireplace.(改为同义句)
_______ _______ ________ _________ the fireplace.
A waste of time 中a waste of 为什么要这么用？
You need more ________ to play the piano well.
A.practice B.practise C.practises D.practising
还有一题：You shouldn't be so close to the fireplace.(改为同义句)
_______ _______ ________ _________ the fireplace.
A waste of time 中a waste of 为什么要这么用？
问题解答：
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