Time waits for no man. But teenagers won’t realize the value of time until it’s gone. Don’t waste your time, you will regret it.A. and B. or C. but
Tom, your hair is too long. Would you please get your hair _______.
-I think students should be allowed _____ homework with friends. -I disagree. They talk instead of ________ homework.
Ididn’t go to bed _______ I finish my homework.
The boys don’t know ___________.
— You didn’t use to play tennis, ______? — Yes. I still like playing tennis now.