–There is thick haze(雾霾)around many cities in China recently. What do you think of it ? ---I think __________ cars we drive, the less pollution the city has.
Tom together with her good friends ________in the playground.They ________playing basketball.
Daniel goes to school by bus, but he walks ________ after school.
What about _______to drink?
________ is fun. I like ________.
---The children ________some time for reading, right? ---Yes. And everyone ________a library card.