题目内容
用合适的短语填空。
His car knocked into an old man who was walking ________ slow ________.
答案：
提示：
提示：
at a，pace
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考前必练系列答案题目内容
用合适的短语填空。
His car knocked into an old man who was walking ________ slow ________.
at a，pace
|
考前必练系列答案