g on contexts, and try to discover the key words(clues and hints hidden) in the context.РPresent what the group discover and mend the next group to continue the presentation.РTeacher adds and extends more informationР设计说明Р该环节的重点是让学生理清一个词所处的具体的语言环境,在语境中寻找和生词存在以下内在逻辑关系的线索和信息提示:1.构词法 2. 定义解释和同位关系3. 同义、并列关系4. 对比,转折或反义关系 5.因果关系 5. 生活常识和经验等等来揭示语境逻辑关系的方法和技巧推断猜测词义。РStep4. Practice petitionРMake petition: students are required to finish off a test as soon as possible; the groupРs which guess out all the new words and do fastest will win. РEvaluate students’ performances and reward.РAfter class(课后巩固提高)РRead the passage plete two tasks concerned to consolidate students’ skills and techniques of word-guessing acquired in class.