1、表示某段时间前用:in
如:in the morning指在早上,不具体只哪一天早上。
I have breakfast in the morning我早上吃早餐了
2、具体某一天前用:on
如:on Sunday morning星期天上午
on a cold winter morning一个寒冷的冬日清晨
1、指代不同
on the morning:早上。
in the morning:在早上。
2、语法不同
on the morning:on表示“在物体的表面上”,而in表示“在其中”。指能用in的表达方式有in the morning,in the afternoon,in the evening和in the night。
in the morning:只能用on的表达方式有onthe next morning,onthe following afternoon,onthe preceding evening,onthe night before,onthe morning of 6 January等。
3、侧重点不同
on the morning:需要加限定词。
in the morning:是常规用法。
1. It often happens that a balmy morning passes into a chilly afternoon.
一个温和的上午常常转为一个寒冷的下午。
2. One morning his creditors discovered he had done a moonlight flit and vanished.
一天早晨,他的债主们发现他已连夜逃走,不知去向。
3. It poured all morning, but turned fine later.
下了一上午的瓢泼大雨,後来才转晴。
4. Number Two Well blew in this morning.
二号油井今天早晨开始出油。
5. She buy an electric toaster this morning.
今天上午她买了一个烤面包片的电炉。
6. I'm feeling really dopey this morning.
今天上午我一直昏昏沉沉的。
7. I stored away all the winter clothes this morning.
今天上午我把所有冬天的衣服都收好了。
8. I'm pressed for time this morning so I'll see you in the afternoon.
今天上午我时间紧,因此我下午才见你。
9. Several telexes arrived this morning.
今天上午收到了几份电传。
10. Some mail came for you this morning.
今天上午有你的邮件。