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题目内容
（信阳师范学院-英语词汇学）
Usage notes of the dictionary explain ______. ( )
A.the slight difference between words of similar meanings
B.difficult points of grammar and style
C.important British and American differences
D.all the above
A.the slight difference between words of similar meanings
B.difficult points of grammar and style
C.important British and American differences
D.all the above
参考答案