--- Betty, could you answer my question? --- Sorry, Mr. Green. I didn’t hear you. I _______ about something else.
Tom is _________university student and he majors _________management at college.
---My English teacher said I’m hard-working. ---Really? You’re _______.
I don’t know if it ____ tomorrow. If it ___, I will stay at home.
If you don’t study English all the time, you’ll have a difficult time ____ it in the future.
All the students went home after school _______ Linda, for the teacher said he had something to talk about with her.