题目内容
______ example of John shows that ______ knowledge of first aid can help a lot.
A. The; a B. An; 不填 C. An; a D. The; 不填
A
解析:
略
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题目内容
______ example of John shows that ______ knowledge of first aid can help a lot.
A. The; a B. An; 不填 C. An; a D. The; 不填
A
略