It is better for you to walk down the stairs instead of ________ the elevator.
He asked me if I________ mad _______him.
I didn’t want to talk about that________ the phone.
_______a sports meeting on the playground next week .
There will be _____ people and ____ pollution in the future .
–Ten and nine is not ninety. –_____, Miss Zhou. A. I don’t know B. I’m fine, too C. I’m sorry