1.hi/hello!/ Hullo!/How Do you do?(你好)
2.(Good)morning/afternoon/evening！(早/下午/晚上(好))
3.how are you?/how are you going?/how are you all keeping?(你好吗/最近过得这么样/大家怎么样)
4.fine/well.Thank you.And you?/what about you?/how about you?(很好/好，谢谢你./你怎么样/你怎么样)
5.not to bad!/pretty good!/couldn't be better!/just so-so/I'm just my oldself!(不坏/非常好/再好不过了/一般般/我还是老样子 )
6.nice/glad/pleased to see(meet you)(好的/高兴/很高兴看到(认识你))
7.nice to see you,too/same here(我也很高兴见到你/相同)
8.it's my pleasure/honor to see you (这是我的荣幸/荣幸见到你)
9.haven't seen you for ages/for a long time (很长时间没见你了吗)
10.long time no see (好久不见)
11.see you(soon/later/next time)(再见/(待会儿见/一会儿见/下次见))
12.it's nice to see you (见到你真高兴)
13.how time files!,I have be going now (时间过得真快，我不得不走了)
14.I must go off/be off/be leaving (我必须得走了)
15 I suppose I'd better go (我想我还是最好走了)