Unit 3 Grammar and usage 导学案-2022-2023学年高中英语牛津译林版(2020)选择性必修第二册

高二年级 英语 导学案（学生版） 年级 高二 时间 10.4 单元 Unit2 主备人 邹妍 课型 新授课 课题 B5 U2 Grammar 课时 2 审核人 张伟 学习目标 Summarize the use of passive voices of past continuous tense and past perfect tense from the example sentences; Use the passive voices of past continuous tense and past perfect tense properly; Distinguish the passive voice of past continuous tense from past perfect passive voice. 重 点 难 点 重点 Summarize the use of passive voices of past continuous tense and past perfect tense from the example sentences; 难点 Use the passive voices of past continuous tense and past perfect tense properly; Distinguish the passive voice of past continuous tense from the past perfect passive voice. 课前准备 Ask students to preview the exercise before class. 五步法 导学过程 导学流程 学法指导 启导 I.Lead-in Look at a picture and answer the question. What are these people doing? _________________________________________________________ 学习 与 展评 语法详解 II. Exploring the rules Finish the exercises on page 20. III.The passive voice of past continuous tense 1.(1)过去进行时的被动语态表示____________________正在进行的被动动作。 He was being interviewed by our director yesterday afternoon. 他昨天下午正在接受我们经理的面试。 (2)进行时的被动语态可以由“was / were + under / on等介词+________”结构代替。 This film was being shown then. =This film was on show. 那时这部电影正在上映。 2.过去完成时表示在过去某一时间或动作______已经完成的动作。 By the time the teacher came in, the first experiment had been finished. 老师进来的时候,第一个实验已经完成了。 用法1：表示在过去某个动作或者时间之前就已经发生或者已经完成的被动动作，常常与by, before, 等引导的时间状语（从句）连用。 将下列句子改为被动句 By the time I got up, my sister had already washed all the clothes. _________________________________________________________ They had constructed a new bridge over the river by the end of the last month. _________________________________________________________ 用法2：表示从过去某个时间开始，延续到过去另一时间的动作。 常常与for, since 引导的时间状语（从句）连用 将下列句子改为被动句 He suddenly remembered that he had left the key at home. _________________________________________________________ He told us that he had done the research fo