If you don't hurry, we'll be late. / Hurry up or we'll be late. 知道了，知道了。
Okay, Okay. 快点儿，上学该迟到了。
Hurry or you'll be late for school. 现在几点?
What time is it? 都已经8点了!
It's already 8:00. / It's 8:00 already. 我晚了!
I'm late! 快点儿吧!
Hurry up! 我得赶紧走!
I have to rush!
I have to hurry (up)!
I have to get going!
I have to get moving. 我走了。
I'm leaving.
I'm taking off now.