--Hello!
--Hello!
--Where did you go last holiday?
--I went to Beijing.
--Did you have a good time?
--Sure,
--Which places did you go ? Could you tell me?
--I went to the Great Wall, Tian'anmeng square, the Summer Place .
--Did you buy somethings ?
--Yes , I did. I had Beijing Duck.
--Well, it's interesting.
--The bell is ringing, let's have classes.
--OK,let's go.