◎ 题干
------         did your brother improve his maths?     ------- By reading more.
A.How B.What C.When D.How often
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“------ did your brother improve his maths? ------- By reading more.A.HowB.WhatC.WhenD.How often…”主要考查了你对  【助动词】【介词短语】【固定搭配】【疑问词组】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。