He will come to stay with us for _next month. A.some time B.sometimes C.sometime D.some time
问题描述：
He will come to stay with us for _next month. A.some time B.sometimes C.sometime D.some time
为什么选A不选择D呢 区别
A.some time B.sometimes C.sometime D.some times
答
Asome time一段时间 sometime 某时