Mom，may I play computer games just for a while—________！Dad is writing his paper.

What do you think of the traffic in our city?-lt’s than it used tobe, but there’s still a long way to go.

I’m not good at English, Amy. What should I do–You practice it more. For example, you read English every morning.

Nowadays people become more practical and buy only _______ they need.

How many students are there in the classroom —_____. They are all in the lab.