Unit 12 Section A 1a-1c 课件 2024-2025学年人教版九年级英语全册

Unit 12 Life is full of the unexpected. Section A(1a—1c) Learning Objectives 1.背诵本课时重点词汇和短语。 2.能区别过去时态和过去完成时态的用法,并能运用这两种时态叙述过去发生的事情。 3.能合理安排自己的学习和生活,做到守时守信。 预习导学 一、生词速查(根据中文写出英语单词) 1.unexpected adj.出乎意料的;始料不及的 反义词 expecte adj.预期的;预料的 adv. unexpectedl 出乎意料地 2. backpack n. 背包;旅行包 unexpected expected unexpectedly backpack 3. oversleep v.睡过头,睡得太久 过去式 overslept 过去分词 overslept oversleep overslept overslept 4. ring v.&n.(钟、铃等)鸣;响 过去式 rang 过去分词 rung ;ring也可作 名词,意为“戒指”。 ring rang rung 二、短语速记(写出下列短语的英文) 1.充满 be full of 2.淋浴 take a shower 3.到……的时候;在……以前 by the time 4.把……落在家里 leave sth. at home be full of take a shower by the time leave sth. at home 8.捎……一程 give... a lift/ride give... a lift/ride 5.(闹钟等)发出响声 go off 6.冲出去 rush out 7.刷牙 brush teeth go off rush out brush teeth 三、句子速译(把下列句子翻译成汉语) 1.Life is full of the unexpected. 2.By the time I got outside, the bus had already left. 3.When I got to school, I realized I had left my backpack at home. 生活充满了意外。 当我出来时,公共汽车已经开走了。 当我到学校时,我意识到我把书包落在家里了。 4.Luckily, Carl’s dad saw me on the street, and gave me a lift in his car. 幸运的是,Carl的爸爸在街上看见了我并开车捎 了我一程。 New words unexpected adj.出乎意料的 unexpectedly adv.出乎意料地 expected adj. 预期的,意料之中的 by the time... 在...以前 backpack n.背包 oversleep v.睡过头(overslept - overslept) give... a lift/ give... a ride 捎...一程 1a Look at the pictures. What happened to the girl? oversleep …use the bathroom but someone …in it. She overslept. She wanted to use the bathroom but someone was in it. catch the bus. … had just left. …got to school realized …had left … She ran to catch the bus. 赶公交车 The bus had just left. She got to school and realized she had left her bag at home. 1b Listen to Mary talking about her morning. Complete the sentences. 1. By the time I got up, my brother _ already _ in the shower. 2.By the time I got outside, the bus _ already _ . 3.When I got to school, I realized I _ _ my backpack at home. had gotten had left had left Turn to page 146 and read after the tape. I overslept. By the time I got up, my brother had already gotten in the shower. What happened? 1c Take turns being Mary. Look at the pictures above and talk about what happened this morning. 合作探究 1.By the time I got up, my father had gotten in the shower and I had to wait for him to come out. 2. Before I got to the bus stop ,the bus had already left. 3. When the teacher asked for homework, I realized that I had left my homework at home. 4. When I got to the cinema, the film had been on for five minutes. now 一般过去时 Time had+过去分词 past before the past I had learned 2000 English words by last year. 过去完成时 had+过去分词 过去完成时表示在过去某一时间或动作之前就已经完成了的动作。它表示动作发生的时间是“过去的过去”。 标志词: by+过去的时间 by the time+过去时态的从句 When/before+过去时态的从句 或通过上下文暗示 小试牛刀 1.The movie_(begin) before I arrived at the cinema. 2.By the time I got to the airport ,my flight _(take)off. 3.He _(finish)his homework by last night. had begun had taken had finished By the time I got up, my brother had already gotten in the shower. By the time Jim got to the cinema, the film had already begun. by the time 意为 _,引导的从句为一般过去时,主句为 过去完成时。 用by the time 改写句子 All the guests had left before he went to the party. All the guests had left by the time he went to the party. The plane had taken off when we got to the airport. 到…时候;在…之前 The plane had taken off by the time we got to the airport. 对点自测 按要求完成下列句子 1.By the time he was 6, he had read (read) that book.(填空) 2. By the time I got to the bus stop, the bus had already left.(填空) 3.当我走进教室时,老师已经开始讲课了。(翻译) By the time I walked into class, the teacher had started teaching already. had read By By the time I walked into class,the teacher had started teaching already. 合作探究 leave sth.+地点“把某物遗忘在某处”。 用法总结:leave意为“遗留;落下;忘记带”,侧重把某物或某人留在某个地方,后常跟地点状语。forget侧重忘记某件事,后常跟to do sth.(忘了去做某事)或doing sth.(忘了做过某事)。 合作探究 对点自测 按要求完成下列句子 1.Mike left (leave) his money at home when he went shopping.(填空) 2.I forgo(forget) to water the flowers yesterday. 3.当我到家时,我意识到我把钥匙忘在背包里(翻译) When I got home, I realized I had left my keys in the backpack. left forgot When I got home, I realized I had left my keys in the backpack. 合作探究 leave, happen,backpack,have,take a shower 1.When I got to school, I realized that I _my umbrella on the bus. 2.My mother likes _ before going to bed. 3.We found out what had really _. 4.My father bought two _ for me last weekend. 5.By the time I got to the shop,it _ been closed. Exercises had left taking a shower happened backpacks had 教师寄语 Whatever we face, we should smile everyday. , track 17 Other 61125.34 $$