Unit5第三课时

1、八年级（下）学练优八年级英语下（学练优八年级英语下（RJRJ） 教学课件教学课件Section B (1a-1d)Unit 5 What were you doing when the rainstorm came?Write each phrase in English.大风大风大暴风雨大暴风雨睡着睡着醒来醒来乱七八糟乱七八糟打扫打扫接电话接电话洗淋浴洗淋浴在那时在那时确保确保相互帮助相互帮助感觉像感觉像strong winda heavy rainstormfall asleepwake upin a messclean uppick uptake a showerat that time

2、make surehelp each otherfeel like过去过去进行时进行时含义含义: : 表示表示过去某个时刻过去某个时刻 正在进行正在进行的动作。的动作。结构：结构： was/were + doing例句：例句：I was having an English class at this time yesterday. 现在现在进行时进行时含义含义: 表示表示现在现在 正在进行正在进行的动作。的动作。结构结构： is/am/are + doing例句例句：I am having an English class. Fill in the blanks.1. What _ (be)

3、you _ (do) when he arrived?2. Jim_ (sleep) when I came in.3. They _ (watch) TV at 8:00 yesterday evening.4. Now he _ (read) and _ (write). were doingwas sleepingwere watchingis reading writing Lead in Think of a time when you were late for or couldnt go to an event. What was the event? What was the

4、reason why you were 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.探究点一探究点一 ListeningListening1c L

5、isten again. Number the 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.1234561d Talk about why Kate missed the

6、 school basketball competition. Student A begins a sentence with while or when. Student B completes the sentence.When the school basketball competition started .When the school basketball competition started, Kate was still making her way to school.探究点二探究点二 Speakingwhen和和while引导的时间状语从句引导的时间状语从句1) 延续

7、性动词和非延续性动词延续性动词和非延续性动词 延续性动词延续性动词指动作可以延续一段时间指动作可以延续一段时间, 而不而不是瞬间结束。是瞬间结束。 如如: work，study，drink，eat等。等。 非延续性动词非延续性动词指动作极为短暂，瞬间结束。指动作极为短暂，瞬间结束。 如如: start，begin，hit，jump，knock等。等。Summary2) 在本单元中在本单元中, 出现了以出现了以when和和while引导的引导的 时间状语从句。时间状语从句。when表示表示“当当的时候的时候”。从句中既可用延续性动词从句中既可用延续性动词, 又可用非延续性动词又可用非延续性动词,

8、 这些动词既可以表示动作这些动词既可以表示动作, 又可表示状态。又可表示状态。从句中的动作既可和主句的动作同时发生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。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 sleeping when his mother got home yesterday morning.当我看到当我看到Mary的时候她正在吃饭。的时候她正在吃饭。当他妈妈昨天早上到家的时候，这个男孩仍当他妈妈昨天早上到家的时候，这个男孩仍然在睡觉。然在睡觉。如：如：w

9、hile表示表示“在在的时候的时候”、“在在期间期间”。u它强调它强调主句的动作与从句的动作主句的动作与从句的动作同时发生同时发生或或主句的动作发生在从句的主句的动作发生在从句的动作过程中动作过程中。uw whilehile从句中从句中必须是表示动作或状态的延续性必须是表示动作或状态的延续性动词。动词。如：当我们在北京的时候天气很好。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。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.u如果主句的动作在

10、从句的如果主句的动作在从句的动作过程中动作过程中发生，发生，从句常用从句常用进行时进行时。如如:当我们在游泳的时候，一个人偷走了我们的衣服。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。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.SummarySummary 1) when可指时间点可指时间点, 又可指时间段又可指时间段, 从句中从句中 可用延续性动词可用延续性动词, 也可用非延续性

11、动词。也可用非延续性动词。 2) while总是指一个时间段总是指一个时间段, 从句中必须用延从句中必须用延 续性动词。续性动词。写出下列短语。写出下列短语。前往；费力地前进前往；费力地前进到达公交车停靠点到达公交车停靠点跑步回家跑步回家在路边在路边等待等待 走过；经过走过；经过难怪难怪make ones way toget to the bus stoprun back homeby the side of the roadwait forwalk byno wonderQuizOne day, Kate was going to watch the school basketball competition, but when she left home, she found that she forgot to b