人教版（2019）必修 第二册 Unit3 The Internet考点清单学案（含答案）

Unit 3 The Internet考点清单 学习目标整合 language competence To improve listening, speaking, reading and writing abilities; To learn and understand some new word and expressions; To study and master the structure and usage of present perfect tense; To learn the structure and language features of an effective poster. cultural awareness To understand the current situation of Tibetan antelopes and other endangered species; To reflect on the consequences of human activities on nature and to advocate the harmonious coexistence between human and nature; To understand the importance and necessity of protecting wildlife and raise the awareness of wildlife protection; To recognize and understand the cultural elements reflected in the passage; To expand international perspectives and enhance global awareness; To cultivate cultural awareness and enhance cultural confidence. thinking quality To understand and analyze the structure of the passage; To infer the meaning of words and expressions in the passage; To identify and analyze the grammar rules of present perfect tense; To improve independent thinking and problem-solving skills; To improve critical thinking and creative thinking. learning ability To master effective learning methods and develop good study habits; To improve independent learning, cooperative learning and inquiry-based learning abilities; To improve learning strategies, such as effective note-taking; To learn some communication strategies, such as clarification and paraphrasing; To enhance cooperation ability by working together with partners. 思维导图回顾知识 重难知识易混易错 现在完成时的被动语态 一、基本结构： have/has been+及物动词过去分词 二、现在完成时的被动语态的形式： （1）肯定式：主语+ have/has+ been+及物动词的过去分词+其他. The car has been repaired. 这辆汽车已经被修理过了。 （2）否定式：主语+ have/has+ not+ been+及物动词的过去分词+其他. The house hasn’t been cleaned for a long time. 这所房子很久没有打扫了。 （3）一般疑问式：Have/Has+主语+been+及物动词的过去分词+其他 Has my letter been received 你收到我的信了吗？ （4）特殊疑问式：特殊疑问词+have/has+主语+been+及物动词的过去分词+其他 How long has the car been used 这辆汽车用了多长时间了？ 三、主要用法： 1. 表示发生在过去的动作对现在产生的影响或结果，这个动作是被动的。当动词为短暂性动词的时候，可与already或yet连用，但不能与for或since引导的表示一段时间的状语连用。 This novel has been translated into several languages. 2. 还可以表示在过去发生的，已知延续到现在的并可能持续延续下去的被动动作或状态。常与for或since引导的时间状语连用，或用于“How long… ”句型中。 The machine has been used for 3 years. 3. 用在时间或条件状语从句中，表示将来某时已完成的动作，即用现在完成时态的被动语态代替将来完成时的被动语态。 You can go home as soon as your homework has been finished. 四、注意： 1. 现在完成时的被动语态的两个助动词：have/has和been 缺一不可。 2. 注意与一般过去时被动语态的区别。一般过去时的被动语态表示一个被动的动作发生在过去，其结果对现在没有影响；而现在完成时的被动语态的动作或状态尽管发生在 ... ...