在早上七点用英语怎么说

"早上七点"用英语说为"seven o'clock in the morning".

"Seven o'clock" 是指一天中第七个小时的时间，而 "in the morning" 则表示早上这个时间。

例句：

"I usually wake up at seven o'clock in the morning." (我通常早上七点醒来。)
"I have a meeting at seven o'clock in the morning tomorrow." (我明天早上七点有一个会议。)
"I can't believe it's already seven o'clock in the morning." (我不敢相信现在已经是早上七点了。)