Tom isn't good at Maths.I think he needs to do more_____about it.
问题描述：
Tom isn't good at Maths.I think he needs to do more_____about it.
答
exercises,因为“exercise”解释为练习,这句句子翻译出来就是:“汤姆不擅长数学.我认为他应该做更多的数学题.”
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