出席用英语表达就是：
1.attend：出席；参加；照管；去处理；伴随；注意；照顾；照料；侍候；定期去。
例：It would be the height of bad manners not to attend the wedding.不参加婚礼将是极其不礼貌的。
Students had to traipse all over London to attend lectures.
学生们为了听讲座而不得不辛苦地跑遍伦敦城。
2.be present：在场；到场；出席。
例：You are earnestly requested to be present. / Your presence is earnestly requested.
恳请光临。
It promised to be a night that all present would long remember.
这会是一个所有在场的人都可能长久难以忘怀的夜晚。
