—I’ve never found a better job. —________.

—If people make small changes, like taking buses instead of driving cars, it will make a big difference. —_____. Then the traffic will be much better. 

—Hello, Sally. How’s everything going?  —__________ . 

— Would you like something to drink?—          I’m not thirsty．

 —___________ will get the first prize?  —I'm sure , Li Hua.