两条句型转换,They didn't know where ____ ____.（改为同义句）I was ringing him to come and help.(对划线部分提问）划线部分：to come and help
2022-04-06 18:46:13 43次 反馈错误 加入收藏 正确率 : 100%
题目内容：
两条句型转换,
They didn't know where ____ ____.（改为同义句）I was ringing him to come and help.(对划线部分提问）划线部分：to come and help
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