高中英语 Unit 4 Wildlife Protection Section Ⅲ Grammar-现在进行时的被动语态教学案 新人教版必修2-新人教版高一必修2英语教学案VIP专享

Unit 4 Wildlife Protection Section Ⅲ Grammar-现在进行时的被动语态 语法图解探究发现①It is reported that many a new house is being built at present in the disaster area.②The plan is not being discussed at the meeting now.③Isthe house you bought last month being decoratednow?④What is being done to the machine?[我的发现](1)以上例句中都用了现在进行时的被动语态，其谓语构成是：am/is/are ＋ being ＋ done。(2)以上例句中第①句是现在进行时被动语态的肯定句式；第②句是否定句式；第③句是一般疑问句式；第④句是特殊疑问句式。一、含义现在进行时的被动语态表示现在或现阶段正在进行或发生的被动动作，强调主语是动作的承受者。二、结构1．肯定式：主语＋am/is/are ＋being done Some trees are being cut down in the park. 公园里的一些树木正在被砍伐。2．否定式：主语＋am/is/are＋ not being done It is reported that the water in the lake is not being protected now.据报道，这个湖里的水现在没有得到保护。3．一般疑问式：Am/Is/Are (not)＋主语＋being doneAre the babies being taken care of by this nurse? 这些婴儿正由这个护士照看吗？4．特殊疑问式：特殊疑问词＋am/is/are(not)＋主语＋being doneWho is being trained for the coming English speech contest?1为了即将举行的英语演讲比赛，谁正接受训练？[即时演练 1] 句型转换They are building a modern school in his hometown.①A modern school is_being_built in his hometown.(改为被动语态)②A modern school isn't_being_built in his hometown.(把①句改为否定句) ③Is_a_modern_school_being_built in his hometown？(把①句改为一般疑问句)④Where_is_a_modern_school_being_built ？ (对①句就 in his hometown 进行提问)三、用法1．表示说话时正在进行的被动动作。句中常用 now, at the moment 等时间状语。My younger sister is nowbeing interviewed.我妹妹现在正在接受采访。He is nowbeing treatedin China.现在，他正在中国接受治疗。2．表示现阶段正在进行的被动动作(说话时不一定在进行)。These animals are being huntedat such a speed that they ...