He often o to help me work out the problem.

问题描述:

He often o to help me work out the problem.
根据句意和首字母写单词.
是要填那个以o为开头字母的单词。
1个回答 分类:英语 2014-09-19

问题解答:

我来补答
offer 主动帮我
 
 
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