How _ is your grandmother? She is _ .
— I don’t like my life in this school. I sometimes feel so_____ and helpless. — I don’t think so. You are never____ because all your classmates are ready to help you.
— When did your parents __________? — They ___________ for 20 years.
Is _______ air pollution ________ serious problem now?
-- try some Chinese food with your friends ? -- Good idea.
-- is the zoo from the bus stop? -- It’s about 10 minutes’ walk .