They didn’t know what I was talking about because they didn’t listen ___________.

 ---Have you ____ cooked for your parents?   ---Yes, of course.

 --_______ does your father watch TV? --He is always busy, so he _______watches TV.

- Mum, can I help you with the cleaning? - Thank you, dear. But you are _______ now. You must wait until you are _______.

—Do you know anything about the players of our school basketball team?—Yes. They are _______ young boys between the age of thirteen and fifteen.