A: (1)_________, Tony? I haven't seen you for a long time. B: Oh, I've been to Dalian. It's one of the best cities in China. A: (2)________? B: Of course. The best thing there was swimming. It's really cool. A: (3)______? B: It's a beautiful city! I've never seen such a beautiful beach in my life. A: (4)_______? B: Fro only a week. I wish I could stay there and enjoy sunshine forever. A: Really? You know, I'm a member of Green China. I want to know something about the environment there. (5)_______? B: No. nobody littered things. People always keep rubbish in a bag until they can put it in a dustbin. A: Well, that's great. I'll go there if there is a chance for me.