Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: Vocabulary Exercises Stage 4: Translating and Writing

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

Stage 1: Warming-up Activities Stage 2: Reading-Centred Activities Stage 3: After-Reading Activities Stage 4: Listening-and-Speaking Practice

AC(alternating current) 交流(电) A／D(analog to digital) 模拟／数字转换 ADC(analog to digital convertor) 模拟／数字转换器 ADM(adaptive delta modulation) 自适应增量调制 ADPCM(adaptive differential pulse code modulation) 自适应差分脉冲编码调制

Unit Eight 1 Text 2 Situational Conversation 3 Practical Writing 4 Supplementary Reading

Unit Nine 1 Text 2 Situational Conversation 3 Practical Writing 4 Supplementary Reading

Unit Seven 1 Text 2 Situational Conversation 3 Practical Writing 4 Supplementary Reading