你開心的時候喜歡做什麼？
Before a big test, many students feel...
擔心
The manager and workers sit together and talk about work.
開會
When you get 100% on a test, how do you feel?
開心
為什麼他很累？
加班
If you work until midnight, you feel...
累
You stay at work after normal working hours.
加班