Work hard , you will fail the exam .
After a long walk in the sun, they wanted to drink _____.
---___ sweet music! Do you like it? ---Mm, it ______ beautiful!
---____ will your father come back from Beijing? ---In two days.
Two ___ teachers are enjoying some ____ over there.
---Where are you going, Sam? ---There isn’t any ______ in the fridge. I’ll go and buy some.