——I haven't got a camera.——I think you should buy_______. It's useful for you.
The children are made ______ lots of homework every day.This makes them ______.
Simon is _ a bad mood and doesn’t want to talk to .
How happy we were ______ each other!
Try to spend as much time as you can___________, please.
一How many students listened to the teacher carefully enough in the class? 一 .