如果语境中有具体时间,那么写英语作文的时候是用“in the morning”还是“on the morning”

如果语境中有具体时间,那么写英语作文的时候是用“in the morning”还是“on the morning” 英语中是in the morning on weekends 还是on the morning on the weeke 是ON THE MORNING OF 还是IN THE MORNING OF? 是on the morning还是in the morning 是in the morning还是on the morning? 英文中词语搭配是In the morning 还是On the morning,还有是In 还是On the after 是用in the morning/afternoon 还是on the morning/afternoon 在早上是用on the morning 还是in the morning on the morning on morning in the moring in morning具体区别? in the early morning 还是 on the early morning 是on the sunday morning还是in the sunday moring on the morning 还是at the morning 还是in the morning