學習單：

Oliver says he has not been sleeping well because he has been watching sport events from another country. Due to the time difference, he has to sacrifice his sleep, but it makes him happy. Annie goes over several expressions for different emotions.

We were as happy as a box of birds.
She went ape / had a cow when I came late.
Our business is a cash cow.
I have ants in my pants.
You can kill two birds with one stone.