这个怎么选择：

这个怎么选择：_____ the morning of Friday Rober was ____ in his ben.A In ,sleeping B On ,sleeping C In ,asleep D On ,sleep

热心网友

_____ the morning of Friday Rober was ____ in his bed.正确的答案是B On ,sleepingOn the morning of Friday Rober was sleeping in his bed.表示具体日期或星期的早上、下午、晚上，介词用On ,强调正在进行动作或状态用现在进行时。

热心网友

C

热心网友

A