Unit 3 Using language 课件-2021-2022学年高中英语外研版（2019）选择性必修第二册

Using Language Using Language 1 a. When I hurried to the store, I saw that the books were already being packed into boxes. b. When I hurried to the store, I saw that the books were already packed into boxes. Which tenses（时态） are used in sentence (a) and sentence (b)? Which voice (语态) is used in sentence (a) and sentence (b)? Which sentence emphasizes process and which emphasizes result? 过去进行时 一般过去时 被动语态 被动语态 sentence (a) sentence (b) 2 过去进行时的被动语态 概念：表示过去某个时刻_______(已经/正在)进行或者发生的_________(被动/主动)性的动作。 形式： 肯定式 否定式 一般疑问句 特殊疑问句 正在 被动 主语+was/were being done 主语+was/were not being done was/were+主语+ being done 疑问词+was/were+主语+ being done 3 肯定句：Trees _________________(plant) by them at this time yesterday. 否定句： 一般疑问句： 特殊疑问句（提问trees）： were being planted Tree were not being planted by them at this time yesterday. Were trees being planted by them at this time yesterday? What were being planted by them at this time yesterday? Let’s practice 4 Let’s practice 1.We _____________