Unit 5 Section A (Grammar Focus～4c) 课件 2023-2024学年初中英语人教版新目标八年级下册

Section A (Grammar Focus~4c) 单击此处编辑母版文本样式 1.能记住并掌握现在分词的构成及用法。 2.能总结when和while引导的时间状语从句的用法并能正确使用。 3.能用过去进行时谈论过去发生的事情。 学习目标 单击此处编辑母版文本样式 同学们,关于过去进行时的用法你们掌握了吗?下面让我们一起来看一节关于过去进行时用法的微课视频吧。 预习导学 单击此处编辑母版文本样式 一、选一选 1.My parents 　 　 (ate; were eating) dinner at that time.  2.Mike fell into the lake while he was fishing.　 　, (Lucky; Luckily) a young man saved him.  3.You must drive your car carefully because the road is 　 　 (icy; ice) now.  were eating Luckily icy 单击此处编辑母版文本样式 4.—This sweater is 1,998 yuan. —You're 　 　 (kiding; kidding)! They are much too expensive.  5.I was walking on the street when it began to rain 　 　 (heavily; heavy).  kidding heavily 单击此处编辑母版文本样式 二、句子速译 1.当开始下雨的时候,Ben正在帮他妈妈做晚饭。   2.Linda在睡觉的时候,Jenny正在帮Mary做作业。 When it began to rain, Ben was helping his mom make dinner.  While Linda was sleeping, Jenny was helping Mary with her homework.  单击此处编辑母版文本样式 3.——上个星期天的早上九点你在做什么? ——我在做作业。 —What were you doing at nine o'clock last Sunday morning?    —I was doing my homework.  单击此处编辑母版文本样式 三、想一想 1.引导时间状语从句的连词有哪些?   2.“一场大雪”用英语怎么表达? when、before、as、after、while、till、since等。 A heavy snow.  单击此处编辑母版文本样式 1.快速写出下列所给动词的现在分词。 play 　 　　　　　take　 　  swim　   turn 　 　  leave　   hit　 　  playing turning swimming leaving taking hitting 语法感知 单击此处编辑母版文本样式 2.想一想、填一填。 动词现在分词的构成规律: 单击此处编辑母版文本样式 1.观察Grammar Focus中前三行的句子,完成下面的内容。 语法训练 单击此处编辑母版文本样式 2.巩固练习:用所给单词的适当形式填空。 (1)I 　 　(watch) TV at that time.  (2)You 　 　(read) at 9 o'clock last night.  (3)She　 　(sing) when the teacher came in.  (4)What 　 　 you 　 　(do) at the time of the rainstorm?  was watching were doing was singing were reading 单击此处编辑母版文本样式 ◎学法指导:1.先找每句话的时间状语,然后根据时间状语判断动词的正确形式。 2.注意:过去进行时态不要忘记加was/were。 3.观察Grammar Focus中后两行的句子,完成下面的内容。 单击此处编辑母版文本样式 when和while的用法: (1)如果主句的动作是持续的,而从句的动作是短暂的,此时用 　 　引导时间状语从句,主句用　 　时态,从句用