9. Sometimes they work ______ the farm, and sometimes they play ______ the mountains. (A) in； on (B)

問題詳情

9. Sometimes they work ______ the farm, and sometimes they play ______ the mountains.
(A) in； on
(B) on； in
(C) of； from
(D) from； at

參考答案

答案：B
難度：計算中-1
書單：沒有書單，新增

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有時候他們在田裡工作，而有時候他們在山裡...

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