A smile a day keeps the doctor away.

一天一个微笑让医生走开。

A apple a day keeps the doctor away.

一天一苹果，医生远离我。

Bn apple a day keeps the doctor away.

一天一苹果，不用请大夫。

An apple a day keeps the doctor away!

一天一个苹果医生远离我！

An apple a day keeps the doctor away.

一天一个苹果，医生不找我。