單項選擇：The doctor asked him to stay _______ for two or three d
題目：
單項選擇：The doctor asked him to stay _______ for two or three days.
A.in bed
B.on bed
C.in the bed
D.on the bed
解答：
A
題目：
單項選擇：The doctor asked him to stay _______ for two or three days.
A.in bed
B.on bed
C.in the bed
D.on the bed
解答：
A
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