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牛津译林版八年级英语上册 Unit8 Natural disasters Period 3 Grammar 课件
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这是一份牛津译林版八年级英语上册 Unit8 Natural disasters Period 3 Grammar 课件，共55页。
Unit8 Natural disastersPeriod 3Grammar课前自主预习breakbrokenbrokebroken由于on the side of the roadbreak down跌倒broke downWhatstanding on the side课文呈现A Past continuous tenseWe use the past continuous tense to talk about things that were happening at a particular time in the past. 我们用过去进行时来谈论过去某个特定时间发生的事情。A snowstorm hit Sunshine Town ▶ A snowstorm hit Sunshine Town. Mr Wu is asking the students about it. Complete their conversation with the correct forms of the verbs in brackets.Mr Wu：What a terrible snowstorm! It started at about seven this morning. I (1)___________ (read) the newspaper then. What (2)________ you________ (do)，Simon?Simon：I (3)____________(have) breakfast.Mr Wu：What about you，Millie?was reading were doingwas havingMillie：I (4)___________(walk) to the bus stop. Sandy， I saw you and your parents standing on the side of the road. (5)_________ you ___________ (wait) for a taxi? was walkingWere waitingSandy：Yes. My dad′s car broke down because of the cold weather. He (6)___________(ring) someone to come and help when you saw us.was ringingB Using when, while and as When， while and as can be used as conjunctions of time. They all mean“during the time that”. When、 while 和 as 可以用作时间的连词。它们都表示“在那段时间内”。I was sleeping when the earthquake started. People were running in all directions while pieces of glass and bricks were falling down. As I was trying to find my way out， I suddenly heard some noise above me.地震发生时我正在睡觉。人们四处奔跑，玻璃和砖块纷纷落下。正当我试图找到出去的路时，我突然听到上面有声音。 Note：When a shorter action happened at the same time as a longer action， we use the past continuous tense for the longer action and the simple past tense for the shorter action. When there are two long actions，we often use while. 注意：当一个较短的动作与一个较长的动作同时发生时，我们用过去进行时表示较长的动作，用一般过去时表示较短的动作。当有两个长动作时，我们经常使用 while。If the shorter action is in the main clause， we can use when，while or as to join them. 如果较短的动作在 主句中，我们可以使用 when、 while 或 as 来连接它们。When/While/As Millie was watching TV Andy came into the room.当 Millie 看电视的时候 Andy 走进了房间。If the longer action is in the main clause， we often use when to join them. 如果主句中有较长的动作，我们经常用 When 加入它们。Millie was watching TV when Andy came into the room.Andy 进屋时 Millie 正在看电视。We use a comma to separate the two clauses if when，while or as comes at the beginning of the sentence. 如果 when、 while 或 as 出现在句首，我们就用逗号分隔这两个从句。When the earthquake started，most people were sleeping.地震发生时，大多数人都在睡觉。Playing in the snow ▶ Some Class 1，Grade 8 students went to play in the snow. Complete the sentences with the correct forms of the verbs in brackets. Use when，while or as to connect the sentences.1 ____________ Simon ______________ (arrive)，Amy ____________ (get) some snow from the ground.2 ______________ Suzy and Kitty ____________ (build) a snowman，Millie _____________ (take) photos.3 Daniel _________ (fall) over __________________ he ____________ (make) a big snowball.WhenarrivedWhen/While/Aswere buildingwas takingwas gettingfellwhile/as/whenwas making4 Peter ____________ (hide) behind a tree __________ a snowball ____________ (hit) him.5 ______________ Millie and her classmates__________ (play) in the snow， Andy _______ (run) towards them.were playingWhen/While/Asranwas hidingwhenhit考点精讲[观察] My dad′s car broke down because of the cold weather.因为天气冷，我爸爸的汽车出故障了。 My heart would break when I heard the news.我听到这则消息时，心都要碎了。[探究] break 作________动词时，通常由物作主语。不及物[拓展] break 还可作________动词，意为“打破，打碎”；也可作________，意为“休息，暂停”，常用短语为___________________，意为“休息一会儿”。 ________为形容词，意为“破碎的，坏掉的”。及物 名词have/take a breakbroken[搭配](1) —Manager，all the machines ________ just now! —What? Call the engineer at once. A. broke down B. turned down C. broke out D. turned outA [解析]考查动词短语辨析。 break down 意为“(车辆或机器)出故障，坏掉”； turn down 意为“调低(声音)”； break out 意为“爆发”； turn out 意为“证明是……”。 句意：“经理，刚才所有机器都坏了！”“什么？立刻给工程师打电话。”故选A。 (2) I didn′t watch TV last night, because my TV set was ________(break)．broken句型透视[探究] 该句是由________引导的省略了主语和谓语的感叹句，其完整结构为“What a terrible snowstorm it is！”。what[拓展] 由what/how引导的感叹句的句型结构如下： What＋形容词＋________名词(＋主语＋谓语)! What＋a/an＋形容词＋________可数名词(＋主语＋谓语)! What＋形容词＋_______可数名词(＋主语＋谓语)!不可数单数复数________＋形容词/副词(＋主语＋谓语)! What fine weather it is! 多么晴朗的天气啊！How heavily it is raining! 雨下得多么大啊！How (1)________ clever dog Lucky is! It can understand Mr Smith′s orders. A. What B. What a C. How D. How aB [解析] 考查感叹句。句意：Lucky是一只多么聪明的狗啊！它能理解史密斯先生的命令。此题考查的感叹句结构：What ＋a/an＋形容词＋名词单数可数＋主语＋谓语！故选B。(2) —________ fast China is developing! —Yes， we are so lucky to live in such a great country. A. What B. What a C. How D. How aC [解析] 考查感叹句。句意：“中国发展得多么迅速啊！”“是的，我们是如此的幸运，能生活在这样一个伟大的国家。”该句强调的是副词fast，应用how引导，其感叹句结构为“How ＋副词＋主语＋谓语！”。故选C。语法聚焦过去进行时1．They were doing morning exercises at 9:05 yesterday morning. 2．They were playing basketball at this time last Sunday.3．She was drinking milk at this time yesterday.4．I was playing computer games at that time.5．She was reading newspaper from 10 to 11 yesterday morning ● 1 ： be (was/were) + verb-ing We use the past continuous tense to talk about things that were happening at a particular time in the past. (1) 过去进行n时主要表示在过去某一时刻正在进行的动作。e.g. a) They were eating breakfast at 7:00 am yesterday. b) I was writing a letter at this time yesterday. c) Five minutes ago， Danny was looking out of the window and Suzy was reading a book.(2) 在过去某段时间一直在进行的动作e.g. a) From 1983 to 1998， he was teaching at Yale. b) They were building a dam last winter.● 2 过去进行时的句式1) 基本结构：was/were ＋V-ing2) 肯定句： 主语＋was/ were ＋ V-ing3) 否定句：was/were not ＋ V-ing was not＝wasn′t were not ＝ weren′t4) 疑问句：将 was/were 移到主语前5) 特殊疑问句：疑问词＋was/were＋主语＋V-ing …?1. I _________ my homework when Mike _____ last night. 昨天晚上迈克来的时候我正在写我的家庭作业。 2. While Ann ____________ TV， her father ________ home. 安正在看电视时，她父亲回来了。was doingcamewas watchingreturned3. What were you doing when I ________ at the door? 我敲门的时候你在干什么？4. She ______________ the room when I ____ to see her. 我去看她的时候她不是在打扫房间。5. I ____________ my vocation in England (at) this time last summer. 去年夏天的这个时候我正在英国度假。knockedwasn′t cleaningwentwas spending6. Mary ___________ while Peter ___________ the piano. Mary在跳舞，而Peter在弹钢琴。7. They ____________ the newspaper when I __________ the room. 我走进屋子时他们正在看报纸。8. What _____ you _______ at five yesterday afternoon? 昨天下午5点你在做什么？was dancingwas playingwere readingwalked intoweredoing本课结束This lesson is overTHANKS!
Unit8 Natural disastersPeriod 3Grammar课前自主预习breakbrokenbrokebroken由于on the side of the roadbreak down跌倒broke downWhatstanding on the side课文呈现A Past continuous tenseWe use the past continuous tense to talk about things that were happening at a particular time in the past. 我们用过去进行时来谈论过去某个特定时间发生的事情。A snowstorm hit Sunshine Town ▶ A snowstorm hit Sunshine Town. Mr Wu is asking the students about it. Complete their conversation with the correct forms of the verbs in brackets.Mr Wu：What a terrible snowstorm! It started at about seven this morning. I (1)___________ (read) the newspaper then. What (2)________ you________ (do)，Simon?Simon：I (3)____________(have) breakfast.Mr Wu：What about you，Millie?was reading were doingwas havingMillie：I (4)___________(walk) to the bus stop. Sandy， I saw you and your parents standing on the side of the road. (5)_________ you ___________ (wait) for a taxi? was walkingWere waitingSandy：Yes. My dad′s car broke down because of the cold weather. He (6)___________(ring) someone to come and help when you saw us.was ringingB Using when, while and as When， while and as can be used as conjunctions of time. They all mean“during the time that”. When、 while 和 as 可以用作时间的连词。它们都表示“在那段时间内”。I was sleeping when the earthquake started. People were running in all directions while pieces of glass and bricks were falling down. As I was trying to find my way out， I suddenly heard some noise above me.地震发生时我正在睡觉。人们四处奔跑，玻璃和砖块纷纷落下。正当我试图找到出去的路时，我突然听到上面有声音。 Note：When a shorter action happened at the same time as a longer action， we use the past continuous tense for the longer action and the simple past tense for the shorter action. When there are two long actions，we often use while. 注意：当一个较短的动作与一个较长的动作同时发生时，我们用过去进行时表示较长的动作，用一般过去时表示较短的动作。当有两个长动作时，我们经常使用 while。If the shorter action is in the main clause， we can use when，while or as to join them. 如果较短的动作在 主句中，我们可以使用 when、 while 或 as 来连接它们。When/While/As Millie was watching TV Andy came into the room.当 Millie 看电视的时候 Andy 走进了房间。If the longer action is in the main clause， we often use when to join them. 如果主句中有较长的动作，我们经常用 When 加入它们。Millie was watching TV when Andy came into the room.Andy 进屋时 Millie 正在看电视。We use a comma to separate the two clauses if when，while or as comes at the beginning of the sentence. 如果 when、 while 或 as 出现在句首，我们就用逗号分隔这两个从句。When the earthquake started，most people were sleeping.地震发生时，大多数人都在睡觉。Playing in the snow ▶ Some Class 1，Grade 8 students went to play in the snow. Complete the sentences with the correct forms of the verbs in brackets. Use when，while or as to connect the sentences.1 ____________ Simon ______________ (arrive)，Amy ____________ (get) some snow from the ground.2 ______________ Suzy and Kitty ____________ (build) a snowman，Millie _____________ (take) photos.3 Daniel _________ (fall) over __________________ he ____________ (make) a big snowball.WhenarrivedWhen/While/Aswere buildingwas takingwas gettingfellwhile/as/whenwas making4 Peter ____________ (hide) behind a tree __________ a snowball ____________ (hit) him.5 ______________ Millie and her classmates__________ (play) in the snow， Andy _______ (run) towards them.were playingWhen/While/Asranwas hidingwhenhit考点精讲[观察] My dad′s car broke down because of the cold weather.因为天气冷，我爸爸的汽车出故障了。 My heart would break when I heard the news.我听到这则消息时，心都要碎了。[探究] break 作________动词时，通常由物作主语。不及物[拓展] break 还可作________动词，意为“打破，打碎”；也可作________，意为“休息，暂停”，常用短语为___________________，意为“休息一会儿”。 ________为形容词，意为“破碎的，坏掉的”。及物 名词have/take a breakbroken[搭配](1) —Manager，all the machines ________ just now! —What? Call the engineer at once. A. broke down B. turned down C. broke out D. turned outA [解析]考查动词短语辨析。 break down 意为“(车辆或机器)出故障，坏掉”； turn down 意为“调低(声音)”； break out 意为“爆发”； turn out 意为“证明是……”。 句意：“经理，刚才所有机器都坏了！”“什么？立刻给工程师打电话。”故选A。 (2) I didn′t watch TV last night, because my TV set was ________(break)．broken句型透视[探究] 该句是由________引导的省略了主语和谓语的感叹句，其完整结构为“What a terrible snowstorm it is！”。what[拓展] 由what/how引导的感叹句的句型结构如下： What＋形容词＋________名词(＋主语＋谓语)! What＋a/an＋形容词＋________可数名词(＋主语＋谓语)! What＋形容词＋_______可数名词(＋主语＋谓语)!不可数单数复数________＋形容词/副词(＋主语＋谓语)! What fine weather it is! 多么晴朗的天气啊！How heavily it is raining! 雨下得多么大啊！How (1)________ clever dog Lucky is! It can understand Mr Smith′s orders. A. What B. What a C. How D. How aB [解析] 考查感叹句。句意：Lucky是一只多么聪明的狗啊！它能理解史密斯先生的命令。此题考查的感叹句结构：What ＋a/an＋形容词＋名词单数可数＋主语＋谓语！故选B。(2) —________ fast China is developing! —Yes， we are so lucky to live in such a great country. A. What B. What a C. How D. How aC [解析] 考查感叹句。句意：“中国发展得多么迅速啊！”“是的，我们是如此的幸运，能生活在这样一个伟大的国家。”该句强调的是副词fast，应用how引导，其感叹句结构为“How ＋副词＋主语＋谓语！”。故选C。语法聚焦过去进行时1．They were doing morning exercises at 9:05 yesterday morning. 2．They were playing basketball at this time last Sunday.3．She was drinking milk at this time yesterday.4．I was playing computer games at that time.5．She was reading newspaper from 10 to 11 yesterday morning ● 1 ： be (was/were) + verb-ing We use the past continuous tense to talk about things that were happening at a particular time in the past. (1) 过去进行n时主要表示在过去某一时刻正在进行的动作。e.g. a) They were eating breakfast at 7:00 am yesterday. b) I was writing a letter at this time yesterday. c) Five minutes ago， Danny was looking out of the window and Suzy was reading a book.(2) 在过去某段时间一直在进行的动作e.g. a) From 1983 to 1998， he was teaching at Yale. b) They were building a dam last winter.● 2 过去进行时的句式1) 基本结构：was/were ＋V-ing2) 肯定句： 主语＋was/ were ＋ V-ing3) 否定句：was/were not ＋ V-ing was not＝wasn′t were not ＝ weren′t4) 疑问句：将 was/were 移到主语前5) 特殊疑问句：疑问词＋was/were＋主语＋V-ing …?1. I _________ my homework when Mike _____ last night. 昨天晚上迈克来的时候我正在写我的家庭作业。 2. While Ann ____________ TV， her father ________ home. 安正在看电视时，她父亲回来了。was doingcamewas watchingreturned3. What were you doing when I ________ at the door? 我敲门的时候你在干什么？4. She ______________ the room when I ____ to see her. 我去看她的时候她不是在打扫房间。5. I ____________ my vocation in England (at) this time last summer. 去年夏天的这个时候我正在英国度假。knockedwasn′t cleaningwentwas spending6. Mary ___________ while Peter ___________ the piano. Mary在跳舞，而Peter在弹钢琴。7. They ____________ the newspaper when I __________ the room. 我走进屋子时他们正在看报纸。8. What _____ you _______ at five yesterday afternoon? 昨天下午5点你在做什么？was dancingwas playingwere readingwalked intoweredoing本课结束This lesson is overTHANKS!
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