he has just bought twelve pigeons 改成 he just ----(buy) twelv

问题描述:

he has just bought twelve pigeons 改成 he just ____(buy) twelve pigeons 怎么改
1个回答 分类:英语 2014-11-21

问题解答:

我来补答
ought 过去式
just暗示用过去时态
 
 
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