Unit 1 Science Fiction Review Useful Structures 课件-2023-2024学年高二英语人教版（2019）选择性必修第四册

Unit 1 Period 2 Review Useful Structures 1.能够理解、掌握被动语态的结构和用法。 2.能够在具体语境中正确并灵活运用被动语态。 学习目标 新 课 导 入 1．Some trees were planted by the river. 2．The task will be finished next year. 3．Tom is considered as a good student. 4．He was heard singing. 5．The boy has been taken to Beijing. Read the following example sentences and focus on the underlined parts. What are the common points of them? They all consist of passive voice. 1 Scan the reading text and underline all the verbs in the passive voice. 1.It was going to be tested out by Larry’s wife, Claire. 2.Claire didn’t want the robot in her house, especially as her husband would be away on a business trip for three weeks, but Larry persuaded her that the robot wouldn’t harm her or allow her to be harmed. 3.Now she was being looked after by a robot that looked so human, and it was so disturbing. 4.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. —————————— ————— ——————— ——————— 5.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. 6.The saleswoman there was rude to her, so she rang Tony and told him she was being treated badly. 7.How awful to be discovered by her, Claire thought. 8.By that time, Tony expected that the house, which was being completely transformed. _____________ ____________________ ___________________ __________________ __________ Why is the passive voice used? The passive voice is used to focus on the person or object that experiences an action rather than the person or object that performs the action. It is used when we don’t know the performer, or the performer is unimportant (and therefore omitted), or the performer is to be highlighted (and therefore placed toward the end). 课 堂 学 习 The Passive Voice 被动语态 语态是动词的一种形式，用来说明主语和谓语动词之间的关系。 英语动词有两种语态：主动语态和被动语态。主动语态表示主语是动作的执行者，被动语态表示主语是动作的承受者。