“出席的”用英语怎么说？

出席的人不超过20名.There weren't beyond twenty people present.请为我在明天的会议上解释一下我不能出席的原因——我工作太忙,无法来.Please make my excuses at tomorrow's meeting — I've got too much work to do to come.所有出席的人都批评他不应该这样鲁莽.Those who were ...