— your mother know the boy in the car?—No, she .A. Do; don’t B. Does; doesn’t C. Does; does
--- Staying up late is bad for your health. ---You are right. I decide to ________.
________ everybody is here, let’s begin our meeting.
It’s said that his father was attacked ________ a man ________ a knife.
________ are crazy about listening to pop music in their spare time.
--- Do you know ________?--- All of them ________ the museum.