Your MP4 is quite cheap. Where did you buy ________? I want to buy ________, too.

have you been married? —For twenty years.

The first lady of the USA, Michelle Obama visited China this spring. She with her mother and two daughters China for a week.

The sweater is _______ for me, Dad.—Well, let’s buy a big one this afternoon.

Do you know _her mobile phone?一 No, I think it cost her around 4000 yuan.