All the students in my class can’t ______ the math problem. It’s too difficult for us.A. work on B. work out C. work for
Vegetables are goodour health, so we should eat them every day.
—do you go to the movies? —Hardly ever.
If you eatchocolate, maybe you’ll be fatter(更胖的).
— You look tired, you should have a good rest for _______ days. That sounds good.
—______are you staying there? —Just for two days.