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Hedoeshishomeworkmuchthanhedidtwoyearsago.A.carefulB.morecarefulC.carefullyD.morecarefully

题目详情
He does his homework much ________ than he did two years ago.
A.careful
B.more careful
C.carefully
D.more carefully
▼优质解答
答案和解析
答案D
空白处处于主句的状语位置,只能修饰谓语动词does,又因为后面的从句由than引导,是比较状语从句,所以应为副词比较级.A和B分别是形容词原级、比较级,应排除.C是副词的原级,也应排除,因此,只有D才是正确答案.