Unit 3 Celebrations Lesson 3 Memories of Christmas 语法被动语态公开课课件-2022高中英语北师大版（2019）必修第一册

Passive Voice 被动语态 by Yori I eat an apple. An apple is eaten by me. 【被动】 （中文“被”字句） 语态 【主动】 （中文“把”字句） 被动语态 The moment I caught sight of La’eeb, I was attracted by its unique design. 被动结构：be done （过去分词） be动词必须 考虑时态！ 规则变化：-ed 不规则变化（课本P124） 被动语态 被动结构：be done 时态（主动） be done 例句 一般现在时 am/ is/ are done He is asked to do this. 一般过去时 was/ were done The story was told by her mother. 一般将来时 (will + 动原) will be done The problem will be discussed tomorrow. ☆ 情态动词（情态动词 + 动原） 情态动词+be done Train tickets should be booked in advance. 现在完成时 (have/has+过去分词) have/has been done The house has been built. 现在进行时(am/is/are + 动词ing) am/ is/ are being done The bridge is being built. 过去进行时(was/were + 动词ing) was/ were being done At that time the desk was being repaired. be动词必须 考虑时态！ “语态”判断 找标志 看主语 找宾语 by （被...） 根据句意，确定主语和动作之间的关系 一般情况下， vt.后有宾语用主动; 无宾语用被动 宾语：名词、代词为主；介词隔开不算宾语！ 双宾语除外，如call/give/tell等。 The moment I caught sight of La’eeb, I was attracted by its unique design. The opening ceremony of FIFA World Cup Qatar 2022 _____________ (hold) on November 20th in Al Bayt Stadium. 例题分析 was held 时间标志 上下文谓语 句子意思 (1)时态 —— 时间标志词 (2)语态 —— 看主语（party被举办） 找宾语（后无宾语用被动） (3)主谓一致 —— 单数 找标志 看主语 找宾语 (4)形式：hold — held — held When the professor arrived, he _____________ (surround) by the graduates immediately. Unfortunately, the adult _____________ (bite) by a fierce dog when he passed by. To our joy, our graduation party _____________ (hold) next month. It _____________ (believe) that Spring Festival is a significant occasion to stay with our family. All the preparations for the task _____________ (complete) so far, and we are ready to start. The young couple have to live in a hotel these days, because their new house _____________ (decorate). We _____________（tell）that our rooms hadn’t been booked for that week. We are confident that the environment can _____________ (improve) through our further efforts to reduce pollution. The