Many teens don't get enough sleep because they have too much homework to do, which ________ them up at night.
—Tom enjoys__________basketball on Sunday afternoons,doesn’t he? —Yes,he does.But what his sister enjoys__________.
__________from the appearance,it is very peaceful;but in fact,a war will break out soon.
Nathalie suggested the problem worth paying attention__________at the meeting.
The little boy still needs the __________20 dollars to do with some things __________.
Taking this medicine,if__________,will of course do good to his health.