题目内容
The CDs are on sale! Buy one and you get completely free.
A. other B. others C. one D. ones
C
解析:
句子可以还原为“buy a CD and you will get a free CD。用one 代替a +可数名词单数。
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题目内容
The CDs are on sale! Buy one and you get completely free.
A. other B. others C. one D. ones
C
句子可以还原为“buy a CD and you will get a free CD。用one 代替a +可数名词单数。
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