The Ministry of Education is ______ that primary and middle school students perform one hour of physical exercise a day.
From the next term, parents ______ e-mails instead of letters, to be informed of their children’sexam results.
— I have got a backache.— That’s not surprising. You ______ in front of that computer too long.
—Have you got used to the Chinese food, Robert?—Yes, but I don't like ____ when a Chinese host keeps serving me the food I don't like.
I couldn’t do my homework with all that noise ________.
Not only ____________ vital for reducing fever and helping stop pain, but there are also other things that aspirin can help with.