◎ 题干
–Why do you look so happy?
--I got good grade in English exam. My teacher said         .
A. I was hard-working         B. I am a good students        C. I have worked hard
◎ 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“ –Why do you look so happy? --I got good grade in English exam. My teacher said .A. I was hard-working B. I am a good students C. I have worked hard…”主要考查了你对  【一般现在时】【过去进行时】【过去完成进行时】  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。