Welcome to the debating competition of the issue “the advantages s and disadvantages of Qinghai—Tibet railway”. We have 8debators today，4 on each side and the positive side is leaded by XXX，the rest debaters are XX， XX. And the members of the negative team are XX，XX is the leader of their team .ok ，good luck to they(.or hot welcome to them.)
Next， I want to introduce today’s judges， they are our dear instructor mrsyan，and our classmates XX ，XX，XX ，XX， hot welcome to all of you .and thanks to all for joining today’s debating competition.
Now， I would like to introduce the rules for the contest.
The first is the time .each debater is allowed to express in limited.
Secondly， speakers are not allowed to bring any notes in hand.
Welcome comeback ，after our judges’ discussion， the most exciting moment is coming， the winner of today’s debating competition is the—.and the best debater is .congratulation!
i hope we can express ourselves on the stage in English ，I hope we can show what we have learned in the competition， I hope we can exchange experience of how to learn English better， I hope we all make good use of this opportunity to improve ourselves.
Ok， this is the end of today’s English debating competition .thank you all for join us today， I hope all of you can have a good time .thank you .