Look at the traffic lights. A. We must stop. B. It’s not far.
He always______ a lot of questions. A. have B. has C. is
They're in different ________. A. class B. school C. schools
We shouldn't make noise here. It means “________”. A. Keep off the grass B. Keep quiet C. Don't touch
The sign means you shouldn't ______ photos here. A. take B. talk C. taking
Ben,open the window please. ______ close it. A. Don't B. Aren't C. Not