Most parents forbid their children_______ much time TV. They think it's a waste of time.
Only by working hard your dream of becoming a doctor.
Although the working mother is very busy,she stilla lot of time to children.
The doctor insisted that I _________ more fruit and vegetables.
She told Tom ________ make the same mistake again.
----Smoking is bad for your health. ----Yes, I know. But I simply can’t ______.