Who’s that ______ the gate of the factory?
Children knock____ Uncle Wang’s door. He gives them some candy ___ a treat.
--______ do you watch TV every week? --Less than two hours.
— Is Andy good at football?— Yes, he is. He ______ practises it after school every day.
—__________ is the boy in blue? — He is Mike’s brother.
—________do you usually do at weekends?— I usually do homework and help my parents with the housework.