University of International Business and Economics Second listening:listen for specific information In this part the teacher has great freedom and flexibility to ask students questions,to clarify any difficult language points,to add in supplementary materials as background knowledge or in-depth understanding of the listening materials. Notice how these expressions are related to the functions of Internet. mass medium;distribute video or audio through the Net; characteristics of the postal service;characteristics of the telephony service;messaging service;allows dialogue to be established;two-way communications. 制卧爱价贫易大学 15 UNIVTRSIT￥￥T月。4L地hE等SAND FCONOMCUniversity of International Business and Economics Second listening: listen for specific information „ In this part the teacher has great freedom and flexibility to ask students questions, to clarify any difficult language points, to add in supplementary materials as background knowledge or in-depth understanding of the listening materials. „ Notice how these expressions are related to the functions of Internet. mass medium; distribute video or audio through the Net; characteristics of the postal service; characteristics of the telephony service; messaging service; allows dialogue to be established; two-way communications