---______milk do you need to buy?
---Two cartons.
---_______your brother like _______ fishing?
---Yes, of course.
---______ he ______ his lessons?
---No, he isn’t.
— Lin Shuhao, _______ NBA player, became a basketball hero.
—Yeah, this is a great story of success.
— How about buying an iPhone 4s for your mother’s birthday?
— Oh, maybe it’s too expensive, Dad. Do you know _______?
---Do you know ___________ about China?
---The people and the food.
---Carl, why not go and help your sister water the flowers there?
---Why__________? I’m busy myself. Jack is lying on the grass doing nothing.
---Happy Birthday, Jim!
---______!
---Must I be back home before 6 o’clock?
---No, you ______.But don’t be too late.