朋友说give me five什么意思，只是击掌的意思吗

5.I wish to congratulate the staff members who are present here today on the memorable occasion of~.在这个难忘的~时刻，我向出席的同仁们表示恭喜之意。

6.It is my great pleasure this evening to welcome Mr. Smith, who has just arrived from Chicago and will be spending several weeks in Taiwan.今晚我很荣幸来欢迎史密斯先生，他刚从芝加哥来，将在台湾停留几个礼拜。
7.It is with a great pleasure that we gather here today to hear Mr. Smith, who is~.今天很荣幸大家聚在一起听史密斯先生讲话，他是~
8.On behalf of everyone gathered here tonight, I would like to say how happy we are to see you again.谨代表今晚来此的每一个人，表达我们又再见到您的欢喜的心情。