As soon as the manager entered his office, he began to_____the telephone book on his desk.
We have ______ the get-together until next weekend when we won’t be so busy.
I have always regretted ______ harder at school.
Your attention should be focused ______ your homework rather than TV programs.
Loving your children doesn’t mean ______ them whatever they want.
— Jenny, let’s go to the party tonight. — ______ I have a lot of homework to do.