◎ 题干
—Liu Qian is good at doing the tricks with the cards.
—Yes, but if you watch carefully, you can see _______he does them.
A.whoB.whatC.whichD.how
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—Liu Qian is good at doing the tricks with the cards.—Yes, but if you watch carefully, you can see _______he does them.A.whoB.whatC.whichD.how…”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。