do you spend finishing your homework?
You are a little___. I’m afraid you should do sports every day.
--I usually watch football games until midnight these days.--This is really a bad habit. You must_______ it.
Where's my report card? I can’t find it ______ .
You should go over your test paper _____ you hand it in.
If there are ____trees, the air in our city will be ____cleaner.