The new law states that people _________ drive afterdrinking alcohol.

My brother likes tigers， __________ my sister doesn’t.

I called you yesterday evening, but no one answered. — I ______in my bedroom at that time.

Are the teachers having a discussion with the students—No. The teachers don’t play part in deciding the winner.

You don’t need to________, just to go to the pub—-jeans and a T-shirt will do.