2020八年级英语下册(RJ) Unit 5 第三课时 精品教学课件.ppt

1、,八年级（下）,Go,for,it!,学练优英语教学课件,学练优八年级英语下（RJ） 教学课件,Section B (1a-1d),Unit 5 What were you doing when the rainstorm came?,Revision,Write each phrase in English.,大风 大暴风雨 睡着 醒来 乱七八糟 打扫 接电话 洗淋浴 在那时 确保 相互帮助 感觉像,strong wind,a heavy rainstorm,fall asleep,wake up,in a mess,clean up,pick up,take a shower,at tha

2、t time,make sure,help each other,feel like,过去进行时,含义: 表示过去某个时刻 正在进行的动作。 结构： was/were + doing 例句： I was having an English class at this time yesterday.,现在进行时,含义: 表示现在 正在进行的动作。 结构： is/am/are + doing 例句： I am having an English class.,Fill in the blanks.,1. What _ (be) you _ (do) when he arrived? 2. Jim_

3、 (sleep) when I came in. 3. They _ (watch) TV at 8:00 yesterday evening. 4. Now he _ (read) and _ (write).,were doing,was sleeping,were watching,is reading writing,Exercise,Lead in,Think of a time when you were late for or couldnt go to an event. What was the event? What was the reason why you were

4、late or couldnt go? Tell your partner the story.,1b Listen and write short answers to the questions.,1.What event happened at the school yesterday? 2.Who missed the event? 3. Which team won at the event?,The school basketball competition.,Kate.,Johns team.,探究点一 Listening,1c Listen again. Number the

5、events 1-6 in the order they happened.,_Kate saw a dog by the side of the road. _Kate got to the bus stop. _Kate called the Animal Helpline. _Kate left the house. _Kate waited for someone to walk by. _Kate realized her bag was still at home.,1,2,3,4,5,6,1d Talk about why Kate missed the school baske

6、tball competition. Student A begins a sentence with while or when. Student B completes the sentence.,A: When the school basketball competition started . B: When the school basketball competition started, Kate was still making her way to school.,探究点二 Speaking,when和while引导的时间状语从句,1) 延续性动词和非延续性动词 延续性动词

7、指动作可以延续一段时间, 而不是瞬间结束。 如: work，study，drink，eat等。 非延续性动词指动作极为短暂，瞬间结束。 如: start，begin，hit，jump，knock等。,Summary,2) 在本单元中, 出现了以when和while引导的 时间状语从句。 when表示“当的时候”。 从句中既可用延续性动词, 又可用非延续性动词, 这些动词既可以表示动作, 又可表示状态。 从句中的动作既可和主句的动作同时发生, 又可在主句的动作之前或之后发生。,Mary was having dinner when I saw her.,The boy was still sle

8、eping when his mother got home yesterday morning.,当我看到Mary的时候她正在吃饭。,当他妈妈昨天早上到家的时候，这个男孩仍然在睡觉。,如：,while表示“在的时候”、“在期间”。 它强调主句的动作与从句的动作同时发生或 主句的动作发生在从句的动作过程中。 while从句中必须是表示动作或状态的延续性 动词。 如：当我们在北京的时候天气很好。 在我出去的那段时间里她打电话来了。,The weather was fine while we were in Beijing.,She called while I was out.,如果主句的动作在

9、从句的动作过程中发生， 从句常用进行时。 如: 当我们在游泳的时候，一个人偷走了我们的衣服。 当其他人在工作的时候不要这么大声说话。,While we were swimming someone stole our clothes.,Dont talk so loud while others are working.,Summary,1) when可指时间点, 又可指时间段, 从句中 可用延续性动词, 也可用非延续性动词。 2) while总是指一个时间段, 从句中必须用延 续性动词。,写出下列短语。,前往；费力地前进 到达公交车停靠点 跑步回家 在路边 等待 走过；经过 难怪,make o

10、nes way to,get to the bus stop,run back home,by the side of the road,wait for,walk by,no wonder,Quiz,Retelling,One day, Kate was going to watch the school basketball competition, but when she left home, she found that she forgot to bring her bag What a bad day for her!,Please retell the material in your own words.,Remember the sentences in Grammar Focus. 2. Make five sentences using when and while.,Homework,Thank you!,