题目内容
Every morning Mr Smith takes a ______to his office .
A . 20 minutes walk B . 20 minutes’ walk
C . 20 minute’s walk D . 20 minute walk
B
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题目内容
Every morning Mr Smith takes a ______to his office .
A . 20 minutes walk B . 20 minutes’ walk
C . 20 minute’s walk D . 20 minute walk
B