--- Is Mary friend? --- No, isn’t.
— Can we ask Jeff for help with our English? — You’d better not. He is the last person _______ others.
— Could you tell me_____ ? — About half an hour.
John _______ at his uncle’s for 3 days and he is now at home.
—How well did Sally do in writing ? —Among the students, she made the ________ mistakes.
— It’s time to go to bed, Mary. — Oh, Mum, I won’t go to bed _____ I have finished my homework.