问题描述: 课后我得练习钢琴,能不能翻译成I must practice playing the piano after class 1个回答 分类:英语 2014-12-12 问题解答: 我来补答 用I have to practice playing the piano after class.更好.have to表示客观上"不得不",must表示主观上"必须". 展开全文阅读