Must I hand in my exercise book now, Mr. Zhao?—No, you ______. You may give it to me tomorrow.

What a nice MP5! Whose is it? — It’s . My father bought me last week.

John, I know nothing about playing tennis．I wonder if you could teach me. —___．Just name the day.

My mother ______ a farmer. Now she’s an office worker.

Is the girl in the red skirt your sister?—No. She is____ classmate.