22.　 (欢迎词)I’m greatly honored to extend, on behalf of all the teachers and students , our warm welcome to Professor David. I’m sure Professor David’s visit will promote the friendly relationship between our two departments. All of us will benefit a lot from their visit. I’m sure he’ll give us much valuable advice in our research. Finally I hope Professor David will enjoy his stay in China.

21.　 It would give us great pleasure to invite you to give us a talk in our school. Will you accept our invitation

20.　 Please be there on time and give your opinion at the meeting.

19.　 There will be a close basketball match between Class One and Class Two.

18.　 After the report, we’ll have a discussion.

17.　 Lunch will be served at the place of visit.(在参观的地方供应午餐)

16.　 Please sign your name at the Service Desk before 9:00 a.m.

15.　 It will last from half past two to four o’clock.

14.　 There will be a lecture on pollution given by Professor Wang from Beijing University.

13.　 A professor from Beijing University will give us a lecture on pollution. In the school hall at 8:00 tomorrow morning.