1.be present (at)                  出席
2.be absent from                                 缺席
3.will be held/be to be held                  将被举行
4.choose sb.as                                     选择某人作为……
5.attend a lecture/meeting                    听课/参会
6.give a lecture/speech                         做讲座/演讲
7.take part in/participate in an activity
                                                           参加活动
8.be expected to do ...                            被期待做某事;有望做某事
9.be invited to                                    被邀请去……
10.be organized by                              由……组织
11.be required to do                            被要求做……
12.be aimed/intended to do                  打算……,意图是
13.with the aim/intention/purpose of
                                                           目标是……
14.sign up/sign up for/register for         签到/报名参加
15.take notes                                      做笔记