英语人教版八年级下册Unit5 SectionA 1a-2d.docx

Unit 5 What were you doing when the rainstorm came?(1a-2d) 教学目标：1 语言目标：能运用过去时态描写过去发生的事情2 技能目标：能听懂有关过去发生事件，能简单描写过去发后的事件3 情感目标：能过学习本课，培养学生在困境中互帮互助的品质教学重点1. What were you doing at eight last night? I was taking a shower.2. What was she doing at the time of the rainstorm? She was doing her homework.3When it began to rain, Ben was helping his mom make dinner.5. While Linda was sleeping, Jenny was helping Mary with her homework语法：过去进行时。教学难点: when, while引导的时间状语从句中的过去时和过去进行时Step 1 Warming upYesterday, there was a rainstorm. Where were they when the rainstorm came?Here are some reports.For example:A: Where were you when the rainstorm came?B: I was in the library.A: What were you doing when the rainstorm came?B: I was waiting for the bus at the bus stop.1a Where were the people at the time of the rainstorm? Match the statements with the people in the picture.Step 2 Listening：What were they doing when the rainstorm came? Lets listen. Payattention to “was/were +doing”引导学生找出过去进行时与现在进行时的异同点。Step3:Pair work: 1c Talk about what the people in 1a were doing at the time of the rainstorm. Step 4 Listening2a Listen and number the pictures 1-5.2b Listen again. Fill in the blanks in the sentences in 2a.Step5:Ask and answer in pairsWhere were you and what were you doing at 6:00 yesterday?1 in the river swimming2 in the park playing basketball3 in a shop doing some shopping4 at home cooking5 at home doing my homeworkStep 6 Language points1 heavily adv. 在很大程度上；大量地e.g. moving heavily 吃力地移动 It was raining heavily. 雨下得很大。2. So, when the rainstorm suddenly came, suddenly adv. 突然；忽然e.g. I suddenly remembered that I hadnt locked the door.我忽然想起没有锁门。3. I called at seven and you didnt pick up. ck up(=pick up the phone) 接电话pick up 还有以下含义：1) 拾起；抱起 e.g. The children picked up many sea shells at the seashore.孩子们在海边捡到许多贝壳。Pick that book up. 把那本书拣起来。2) 搭载 e.g. The car stopped to pick me up.汽车停下来接我。step7 Grammar Focus读下列句子，能否总结出句子中包含的语法？1. What were you doing at eight last night?I was taking a shower.2. What was she doing at the time of the rainstorm?She was doing her homework.3. What was he doing when the rainstorm came?He was reading in the library when the rainstorm came.4. What was Ben doing when it began to rain heavily?When it began to rain, Ben was helping his mom make dinner.5. What was Jenny doing while Linda was sleeping?While Linda was sleeping, Jenny was helping Mary with her homework.（一） 过去进行时1. 基本概念：过去进行时表示在过去某一时刻或一段时间内正在进行的动作。这一特定的过去时间除有上下文暗示以外, 一般用时间状语来表示。2. 结构 was / were ( not ) + 动词-ing（二)过去进行时中的when和whilewhen和while都可表示“当的时候”，引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗？请仔细观察下面的例句，然后补全空格中的内容。 I was walking to school when I saw a cat in a tree. When Sally arrived home, her mother was cleaning the house.主句的动作是持续性的，而从句动作是短暂性的，此时用_引导时间状语从句，主句用_时态，从句用一般过去时态。 While I was sleeping in the bedroom, someone knocked at the door. David fell while he was riding his bike.主句的动作是短暂性的，从句的动作是持续性的，此时用_引导从句，主句用_时态，从句用过去进行时态。 While Andy was waiting for the bus, he was reading a newspaper. He was cleaning his car while I was cooking.主句和从句的动作在过去的某时刻或某段时间同时发生，而且动作都是持续性的，此时用_引导从句，而且主句和从句都用_时态。总结：when, while 过去进行时1. 概念: 表示过去某个时刻或过去一段时区别： 1. 由when引导的时间状语从句，主句用过去进行时2. 句子结构: 主语 + was/were + doing sth. 从句应用一般过去时； 由while引导的时间状语从句，主句用 一般过去时。从句应用过去进行时。When the teacher came in, we were talking. 如： 当此句改变主从句的位置时，则为： While we were talking, the teacher came in. 2. 如果从句和主句的动作同时发生，两句都While they were playing basketball, she 用过去进行时的时候，多