19.shake a leg赶快！

A: Mary, you always take such a long time to put on your makeup. Come on, shake a leg! 

玛丽，你化妆总是那么长时间。快点吧！

B: I'll be finished in a minute. Be patient. 

马上就好。耐心点儿。

A: You've got to hurry or else won't arrive on time to see the last show. 

你赶快吧，否则我们没法及时去看最后一场演出了。