Simon did the exercises very ________. Therefore, he got high marks this time. A.carefully B.careful...
2022-05-23 09:28:21 129次 上海市崇明区2019-2020学年九年级上学期教学质量调研测试（一模）英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Simon did the exercises very ________. Therefore, he got high marks this time.
A.carefully B.careful C.careless D.carelessly
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