2021年春人教新目标版英语八年级下册Unit 5 Section A Grammar Focus -4c课件.pptx

1、He_ What was your brother doing at the time of the rainstorm? was eating. A: What was Lucy doing at 7:00 yesterday evening? B : She was reading. Tom Jack Ding Ding Sandy What were you doing at eight last night? I was taking a shower. What was she doing at the time of the rainstorm? She was doing her

2、 homework. 读下列句子读下列句子, 你能总结出句子中包含的语法吗？你能总结出句子中包含的语法吗？ What was he doing when the rainstorm came? He was reading in the library when the rainstorm came. What was Ben doing when it began to rain heavily? When it began to rain, Ben was helping his mom make dinner. What was Jenny doing while Linda was s

3、leeping? While Linda was sleeping, Jenny was helping Mary with her homework. 1.过去进行时表示在过去某一时刻或某一段时过去进行时表示在过去某一时刻或某一段时 间段正在进行的间段正在进行的_或存在的或存在的_。经常和。经常和 表示表示_(现在现在/ 过去）的时间状语连用，如：过去）的时间状语连用，如： at this time yesterday，when I called him,from 8:00 to 9:00 last night,at 7:00 last night等。等。 2. 结构结构 ：主语：主语+_/

4、 _ + 动词动词_ +时间状语时间状语 3.把肯定句变为否定句时，将把肯定句变为否定句时，将 was 改为改为_, 将将were 改为改为 _;一般疑问句是将一般疑问句是将_或或 _提到句子前。提到句子前。 动作动作 状态状态 过去过去 was were -ing wasnt werent was were when和和while都可表示“当都可表示“当的时候”，的时候”， 在在中引导中引导。 阅读下列句子，思考阅读下列句子，思考 When 和和While 的的 用法，完成合作探究（二）用法，完成合作探究（二） I was walking to school when I saw a cat

5、 in a tree. When Sally arrived home, her mother was cleaning the house. 主句的动作是主句的动作是的，而从句动作是的，而从句动作是 的，此时用的，此时用 _ 引导时间状语从引导时间状语从 句，主句用句，主句用 _ 时态，从句用时态，从句用 。 过去进行过去进行 when While I was sleeping in the bedroom, someone knocked at the door. David fell while he was riding his bike. 主句的动作是主句的动作是短暂性短暂性的，从句

6、的动作的，从句的动作 是是持续性持续性的，此时用的，此时用 _ 引导从引导从 句，主句用句，主句用 _ 时态，从句时态，从句 用用。 一般过去一般过去 while While Andy was waiting for the bus, he was reading a newspaper. He was cleaning his car while I was cooking. 主句和从句的动作主句和从句的动作在过去的某时刻或某在过去的某时刻或某 段时间段时间同时发生同时发生，而且动作都是，而且动作都是持续性持续性 的，此时用的，此时用 _ 引导从句，而且引导从句，而且主主 句和从句都用句和从

7、句都用 _ 时态时态。 过去进行过去进行 while John Mary take photos buy a drink play the piano leave the house clean his room turn on the radio shop take the car to the car wash A C A C 三三 Fill in the blanks with was, were, when or while. At 7:00 a.m., I woke up. _ I _ making my breakfast, my brother _ listening to th

8、e radio. _ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. _ we got to the place of the accident, the car _ in bad shape from hitting a tree. But luckily the driver _ fine. The roads _ icy because of the heavy snow from the

9、 night before. While was was While When was was were 4b Pair work What were you doing at these times last Sunday? Fill in the chart. Then ask your partner. (4c) you Your partner 9:00 am 11:30 am 1:00 pm 4:00 pm 9:00 pm What were you doing at last Sunday? 9:00 a.m. 11:30 a.m. 4:00 p.m. 9:00 p.m. A: W

10、hat were you doing at nine oclock last Sunday morning? B: I was sleeping. How about you? A: I was doing my homework. B: Youre kidding! v. 欺骗欺骗; 戏弄戏弄; 开玩笑开玩笑 Example: A: What were you doing at four oclock last Sunday afternoon? B: I was playing soccer. How about you? A: I was reading a book. B: Youre

11、 kidding! 本课句型 过去进行时构成：过去进行时构成： was/were +doing 相关的时间状语：相关的时间状语： at this （that）time yesterday、at ten oclock last night、from 6 to 9 last Sunday、those days ，the whole day等等 肯定句：肯定句： 主语主语+was/were +doing 否定句：否定句： 主语主语+was/were +not +doing 一般疑问句问与答一般疑问句问与答: Was/Were+主语主语+doing? Yes, 主语主语 was/were. No，主语

12、，主语 wasnt/werent. 特殊疑问句：特殊疑问句：特殊疑问词特殊疑问词+was/were+主语主语+doing? When与与while的用法：的用法： 过去进行时过去进行时(延续性动词延续性动词)+ when + 一般过去时一般过去时(非延续非延续性性动词动词) 一般过去时一般过去时+ while + 过去进行时过去进行时 过去进行时过去进行时 + while +过去进行时过去进行时 用所给单词的适当形式填空用所给单词的适当形式填空 1.What_ you_ (do) when he arrived? I _(watch) TV at that time. 2.Bob _ (sho

13、p) when I _(go) to the park. 3.I saw some kids_(play) football over there. 4.She _(read )books while her mother _(cook) yesterday afternoon. 5.Its raining_(heavy) outside. were doing was watching was shopping went playing was reading was cooking heavily 1. Peter _ when I walked to him. 2. The twins

14、_ music while their father _TV last night. 3. Mrs Green _clothes at this time yesterday. 4. _ you _ for the test at seven last night? No, I wasnt. was drawing were listening to was watching wasnt washing Were studying 用所给词的适当形式填空用所给词的适当形式填空 1My father_ still_ (sleep) when I_ (get) up yesterday morni

15、ng. 2My grandma_ (cook) breakfast while I_ (wash) my face this morning. 3My mother_(sweep)the floor when I_ (leave) home. 4The students_ _(have) a biology class when the visitors_ (come) was sleeping got was cooking was washing was sweeping left were having came . 根据各题后括号内的要求完成下列各根据各题后括号内的要求完成下列各 题，

16、每空一词（含缩略形式）。题，每空一词（含缩略形式）。 1. I was running in the park at 7:00 yesterday morning. (改为一般疑问句并改为一般疑问句并 作肯定回答作肯定回答) _ _ _ in the park at 7:00 yesterday morning? _, _ _. Yes I was Were you running 2. I was flying kites with my friends at this time last Sunday. (对划线部分提问对划线部分提问) _ _ _ _ at this time last Sunday? 3. They were playing basketball from three to four yesterday. (改为否定句改为否定句) They _ _ basketball from three to four yesterday. werent playing What were you doing