Unit 1 Science Fiction Discover Useful Structures 被动语态课件-2022-2023学年高中英语人教版（2019）选择性必修第四册.pptx

复习被动语态 Review the Passive Vioce;To review the passive voice;① It was going to be tested out by Larrys wife, Claire. ② Now she was being looked after by a robot that looked so human, and it was disturbing. ③ Claire thought it was ridiculous that she was being offered sympathy by a robot, but she gradually admired his wisdom and integrity and began to trust him. ;④ As he was not allowed to accompany her to the shops, he wrote out a list of things that he would need for his work on the house. ⑤ Tony expected that the house, which was being completely transformed, would be ready. ⑥ The saleswoman there was rude to her, so she rang Tony and told him she was being treated badly.;;As he was not allowed to accompany her... ; The street is cleaned (clean) by the dustmen every morning. These book were written (write) in 1969. Some pine trees will be planted (plant) in the park tomorrow. A new bridge is being built (build) over the river now. All the letters have been posted(post) so far. ;The roads were being widened (widen) last week at this time. She had said that the bridge had been washed (wash) away by the flood. The baby must be looked (look) after well. ; Spot the differences;单击此处添加标题;特殊结构的被动形式;3) 某些可以和well, easily等副词连用的不及物动词，如write, read, wash, burn, clean等。 e.g. Her latest novel reads well. Wooden floor not only cleans easily, but its environmentally friendly.;2. 非谓语动词的某些主动形式表示被动意义 1) 在“be +形容词+不定式”结构中，不定式表示的动作与句子主语之间是逻辑上的动宾关系时，用主动形式表示被动意义。用于此结构的常见形容词有：interesting, hard, difficult, easy, light, heavy, comfortable, cheap, expensive, pleasant, fit等。 e.g. Her behavior became increasingly difficult to understand. The machine is relatively cheap to build but expensive to maintain.;2) 在be worth doing和be to blame结构中，动词-ing形式或动词不定式用主动形式表示被动意义。 e.g. This newspaper is not worth reading at all. The policy is partly to blame for causing the worst unemployment in Europe.;(4) “it + be +过去分词+从句”式的被动结构