Some teenagers ________ playing computer games ______ playing outside .
— Mum, I’m too thirsty.—How about having some_______?
—Tom, do you know if Sam ________to my party next week?—I think she will come if she________ free.
—Jim, who taught ________Chinese before you came to school?—Nobody. I learned it by _______.
—I don’t know how to start a talk with Betty. She can sit all day long _____a word.—That’s too bad!
--- _____do you love to play chess?---Because it’s relaxing.