新东方赵丽词汇课堂 Lesson 94
2012-04-24来源:和谐英语
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4. He always does something casually. So casually is a ______ in his character.
A. proficiency B. defect C. virtue D. appendix
deficient 缺乏的
proficient 精通
efficient 有效的
sufficient 足够的
defect 缺点
perfect 完美，完善
affect 影响，侵袭
effect 效应，后果
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