UNIT 1 Section Ⅱ Learning About Language（课件PPT）-【优化指导】2023-2024学年新教材高中英语选择性必修第四册（人教版2019）

Section Ⅱ　Learning About Language UNIT 1　SCIENCE FICTION (单元主题语境：人与社会——科学与技术) 复习被动语态 [观察] 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 disturbing. 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. 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION [探究] 以上句子均使用了被动语态。句1是__________时的被动语态；句2是_________被动语态；句3是__________时的被动语态；句4是_________时的被动语态。 过去将来 不定式的 过去进行 一般过去 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION 思考 1．什么是被动语态？ ______________________________________________________________________________________________ 2．被动语态的构成是什么？ ________________________ 被动语态表示主语是谓语动词所表示的动作的承受者或对象。在被 动语态中，动作的执行者一般由by引出。 be＋动词的过去分词。 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION 一、被动语态的时态变化 [感知] 1．(2023·浙江1月卷)Snack periods are held throughout the day.All campers should bring their own bagged lunch and snacks. 全天都有零食时段。所有露营者应自备袋装午餐及零食。 2．We must be aware of the fact that our beautiful environment is being destroyed now. 我们必须意识到我们美丽的环境正在被破坏。 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION 3．Over the past 20 years，many inspirational role models have been honored in Touching China awards. 在过去的20年里，许多鼓舞人心的模范人物被授予感动中国奖。 4．We went to the playground with the kites which had been made by ourselves. 我们带着我们自己做的风筝去了操场。 5．(2023·浙江1月卷)When you're riding on trains，you won't be provided with a blanket for free，even if your trip is an overnight one. 当你乘坐火车时，不会有人为你免费提供毯子，即使你的旅行是过夜的。 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION 6．The celebrations for the Tomb­Sweeping Day can be traced back to the Eastern Zhou Dynasty. 清明节的庆祝活动可以追溯到东周。 返回导航 高中英语　选择性必修　第四册　R UNIT 1　SCIENCE FICTION [归纳] 时态 被动语态的构成 现在时 一般式 am/is/are done 进行式 am/is/are __________ 完成式