Computers （ Listening）

period 4  listeningthe general idea of this period：this period includes listening and writing on page 21；listening on page 55 and listening task on page 58.apparently，the purpose of this period is to train the students’ listening—for information；for comprehension and for language.meanwhile，the students will be trained to express their own opinions after listening.teaching aims：1.help the students to learn about the knowledge of information technology.2.enable the students to get the main ideas of the listening materials.teaching important and difficult points：1.how to get the main idea and information in details.2.express their own opinions after listening.teaching methods：1.task-based learning.2.cooperative learning.teaching aids：1.a tape recorder.2.a multimedia.teaching procedures：