W-12：work wonders 效果奇佳

　　A:What's wrong with you?

　　A:怎么了?

　　B:I have had a low fever these days.

　　B：这些日子我一直发低烧。

　　A:Don't worry. I'll write you a prescription for a new medicine that works wonders.

　　A：别担心，我给你开种新药，对这种病疗效奇佳。

　　B:Thank you, doctor.

　　B：谢谢大夫。