Hurry up, they are gaining on us!

, 渐渐赶上我了!

Hurry up. Tie up your shoelaces; we are late.

, 上你的鞋带, 我晚了。

Hurry up, we're wasting time.

, 我别再浪费时间了。

Hurry up! You'll be late.

赶! 你会迟到的。