①打电话 (Ringing Up)
ring up, call up, get through, call back, answer, hang/hold on，hold the line, hang up, ring off, message, phone, mobile phone, cellphone, dial, extension, ________ [In'ɡeId?d]7
②问候和介绍 (Greeting and Introduction)
________ ['ɡri?tI?]12, introduce, ________ [rI'ɡɑ?dz]4, respects
③邀请和告别 (Invitation and Bye)
invite, say goodbye to sb., wave goodbye to sb., ________ [?'p?Int]21, treat, serve, welcome, call off, see sb. off, ________ [k?n'f??m]24, date, part, wish sb. a good journey, cancel, departure
