告别,欢送( farewell的名词复数 );
1. 道别:23 Polite Questions礼貌提问 | 24 Farewells道别 | Negotiation谈判
2. 三、告别:二、介绍Introductions | 三、告别Farewells | 四、感谢和应答Thanks and responses
3. 离别:1.3 Talking on the phone 打电话 | 1.4 Farewells 离别 | 1.5 Invitations 邀请