U5 Section A (Grammar Focus)-【木牍中考】2025-2026学年八年级下册英语同步教学优质课件（人教版·新教材）

该初中英语课件聚焦过去进行时，系统讲解其定义、结构、用法，以及when和while的区别及与一般过去时的比较。课堂导入通过暴风雨情境下的动作问答、填空及句子分析活动，从具体语境过渡到语法规则，构建新旧知识的学习支架。 其亮点在于以语言能力培养为核心，通过句子合并、短文填空、采访任务等情境活动，让学生在实践中运用语法；注重思维品质提升，通过对比when/while用法、区分一般过去时与过去进行时，培养分析比较能力；分层作业设计（基础、提升、拓展）助力学习能力发展。教师可借助此资料高效开展语法教学，学生能在情境中提升语言运用与自主探究能力。

Grammar Focus 英 语 RJ 第4课时(4a-4d) 8年级下册 Unit 5 Nature’s Temper ※ 建议使用WPS2019以上版本打开 木牍中考-教学设计中心 制作 1. understand the form and function of the past continuous tense； 2. differentiate the use of “when” and “while” in past continuous tense； 3. apply the past continuous tense orally and in writing. Learning goals Warmming up 01 Teaching procedures 02 Exercises 03 Homework 04 Contents Warming up What was she doing at the time of rainstorm? She was at home ____________________. doing her homework Warming up He was _______ at the library after school. reading Warming up What was he doing at the time of rainstorm? He was ____________ from the supermarket. walking home Warming up What was he doing at the time of rainstorm? She was ________________ after work. waiting for the bus What was she doing at the time of rainstorm? Warming up Read the sentences. Underline the verbs which show an ongoing action in the past. 4a What were you doing while it was snowing heavily? I was travelling on the train then. What were your family doing when the typhoon hit? My children and I were reading together. When my neighbour called, my family were having dinner. We were driving home when the strong winds started. While we were driving home, the strong winds started. It was raining hard while we were driving back. adj. 持续不断的 过去进行时-part 1 过去进行时表示在过去某一时刻或某一段时间内进行或发生的动作。 ① I was watching TV at eight last night. 昨晚八点我正在看电视。 ② He was writing stories the whole morning. 他整个早上都在写故事。 常和表示过去的时间状语连用，如： at this time yesterday/ at 9:00 last night/ the whole morning 等。 1. 定义 Grammar Focus Grammar Focus 2. 用法 I was having breakfast at 7:00 am yesterday. (1) 过去进行时表示过去某一时刻正在进行的动作。时间点可以用介词短语、副词或从句来表示，也可由上下语境暗示。 7:00 am yesterday Grammar Focus From 1982 to 1998, she was teaching at Yale. (2) 过去进行时表示过去某阶段一直在进行的动作。 from 1982 to 1998 Grammar Focus ① Everyone was enjoying the coffee. Then a man entered the shop. ② Everyone was enjoying the beautiful weather that morning. Some people were swimming in the sea, and some were relaxing on the beach. (3) 过去进行时可用来为一个或一系列动作的发生提供背景。 大家都在享用咖啡，这时有位男人进了商店。 那天早上，大家都在享受美好的天气。有人在海里游泳，有人在沙滩上放松。 ① She was eating breakfast at 6 am yesterday. ② We weren't watching TV at that time. 3. 结构 肯定句: 主语+was/were +V-ing+其他. 否定句: 主语+wasn't/weren't +V-ing+其他. Grammar Focus ③ —Were you playing basketball at that time? —Yes, we were. / No, we weren't. ④ What were you doing at 7:00 last night? 3. 结构 一般疑问句: Was/Were +主语+V-ing+其他? Yes, 主语+was/were. / No, 主语+wasn't/weren't. 特殊疑问句：疑问词+was/were+主语+V-ing? Grammar Focus 有些动词通常不用于进行时，主要有： 1. 表示心理状态、情感的动词，如 love、 hate、like、know等。 2. 部分连系动词，如 seem、appear等。 3. 感官动词，如 see、hear、feel、smell、 sound、taste 等。 4. 短暂性动词，如 decide、stop等。 Grammar Focus 过去进行时-part 2 when和while引导的时间状语从句区别 Grammar Focus ① One day, when Henry was working in a restaurant, a snake suddenly appeared and bit his hand. ② I was trying to pick it up when it bit me again. ③ While I was driving my old car, I was polluting the city. 从句动词 所指时间 when引导的时间状语从句 while引导的时间状语从句 可以是终止性动词，也可以是延续性动词 必须是延续性动词 可表示时间点或一段时间 通常表示一段时间 区别 I： Grammar Focus I was trying to pick it up when it bit me again. 在包含由when引导的时间状语从句的复合句中，若主句用过去进行时、从句用一般过去时，则表示一个动作正在进行的时候另一个动作(突然)发生了，强调后一动作发生的突然。 ① We were talking when the teacher came in.  ② While we were talking, the teacher came in. 我们正在讲话，老师(突然)进来了。 我们正在讲话的时候，老师进来了。(只表示老师进来的事实，不强调突然性。) 区别 Ⅱ： Grammar Focus 当主句和从句的动作都是延续性的或同时发生的，两句都用过去进行时的时候，通常用while引导从句。 ① They were singing while we were dancing.  他们在唱歌，我们在跳舞。 ② They were reading while we were writing. 他们在读书，我们在写字。 ③ Wang Qi was watching TV while his parents were preparing dinner. 王琦在看电视，而他的父母正在准备晚餐。 区别 Ⅲ： Grammar Focus 过去进行时-part 3 一般过去时与过去进行时的比较 Grammar Focus ① He read a book last night. 昨天晚上他读了一本书。(读完了) ② He was reading a story book last night. 昨天晚上他正在读故事书。(可能读完了，也可能没有读完) 一般过去时 过去进行时 相同点 表示过去发生的动作 不同点 表示过去的时间里发生的动作，往往已经完成 表示过去某一时刻或时段正在进行的动作 Grammar Focus Combine each pair of sentences using when or while. 4b 1. I did my homework. The typhoon landed on the coast. 2. The power went out. My father and I made dinner. 3. Kate wrote a letter. Her brother called to warn her of the storm. I was doing my homework when the typhoon landed on the coast. The power went out while my father and I were making dinner. Kate was writing a letter when her brother called to warn her of the storm. go out (火或灯光)熄灭 warn sb. of... 警告某人…… Combine each pair of sentences using when or while. 4b 4. My parents packed the supplies. I moved our things off the floor. 5. I slept soundly. It rained cats and dogs. While my parents were packing the supplies, I was moving our things off the floor. I was sleeping soundly while it was raining cats and dogs.  adv. (睡觉)酣畅地；可靠地；完全彻底地 常用俚语， “下着倾盆大雨” When Jenny looked up, thick black clouds were forming in the sky, and the rain ______ beating against their roof. “Quick, this way,” said Dad. The family ran to the safe room at once. ____________ they were waiting, Jenny’s little sister started to cry. Dad gave her some chocolate and told her that they ______ hiding from an angry lion. Soon, she was laughing again. was When / While were Complete the passage with was, were, when, or while. 4c adj. 厚的；浓密的 beat v. 敲；打 n. 敲击；跳动 hide v. 躲藏；隐蔽 At last, the storm passed. ______ they stepped outside, they found the sun shining. People were asking one another if they were safe while some ______ starting to clear the streets. Jenny smiled. The tornado was scary, but it also brought everyone closer together. When were Complete the passage with was, were, when, or while. 4c /tɔ:ˈneɪdəʊ/ n. 龙卷风；旋风 What disaster did Jenny’s family meet? Were they safe during the disaster? How do you know? Who played a key role in the process? What did Jenny’s father compare the tornado to? Do you think a tornado is like an angry lion? In what way are they alike? Let’s think and answer questions! What do you think of Jenny’s father? Why does the writer say “The tornado was scary, but it also brought everyone closer together.” ? Let’s think and answer questions! Time Interview question Before the tornado During the tornado After the tornado Imagine that you are a reporter. Interview a member of Jenny’s family and find out what he or she was doing around the time of the tornado. 4d Time Interview question Before the tornado During the tornado After the tornado What questions may the interviewer ask? How was the weather before the tornado hit? Where were your family? What did you do when the tornado came near? Who acted most quickly in your family? Were you afraid of the tornado? Was any member of your family afraid of it? How did your family members comfort each other? What was the weather like? What did the people in your neighbourhood say to each other? What did they do? How do you feel about your family and your neighbourhood? Imagine that you are a reporter. Interview a member of Jenny’s family and find out what he or she was doing around the time of the tornado. 4d A: What were you doing when the tornado hit? B: My family and I were hiding in a safe room. A: What were you doing while you were waiting there? B: Oh, while I… A sample A: Excuse me, Miss. What were you doing when the tornado hit? B: My family and I were hiding in a safe room. A: That's good. What did you do while you were waiting there? B: Oh, while we were waiting, we tried to keep my little sister calm. A: How did you do that? B: My dad gave her some chocolate. He told her we were hiding from an angry lion. That worked well! A sample A: What a kind father! What was it like after the storm? B: When we stepped outside, the sun was shining! A: What were people doing then? B: Everyone was asking each other if they were OK. Some were starting to clean the streets. A: Oh, great! The tornado was scary, but it also brought people closer together. B: That's right! Show time Evaluation (评价机制) Stars Language Pronunciation Body language Describe correctly Excellent Great Good ✭ ✭ ✭ ✭ ✭ ✭ Language Points 1. The power went out. 停电了。 power ①电力供应 Many houses lost power because of the heavy storm last night. 昨晚的强暴风雨导致许多房屋停电。 ②能量；力量 The sun provides light and power for all living things on Earth. 太阳为地球上所有生物提供光和能量。 ③驱动；推动 This new car is powered by clean energy instead of oil. 这辆新车由清洁能源驱动，而不是汽油。 ④权力；职权 He is a man with great power in this big company. 他在这家大公司里是一个拥有很大职权的人。 Language Points 2. When Jenny looked up, thick black clouds were forming in the sky... 当珍妮抬头看时，天空中正在形成厚厚的乌云…… look up 抬头看；查阅 When you meet new words, you can look them up in the dictionary. 当你遇到生词时，可以在词典里查阅它们。 Language Points 3. People were asking one another if they were safe while some were starting to clear the streets. 当一些人开始清理街道时，人们在互相询问是否安全。 if 在此引导宾语从句（宾语从句应用陈述语序），常用于ask、know、find out、wonder等动词（短语）之后。 I want to know if he will come to the party. 我想知道他是否会来参加派对。 Could you tell me if there is a hospital near here? 你能告诉我这附近是否有医院吗？ Language Points Summary Grammar past continuous tense Key words power, soundly, thick, beat, hide, tornado 1. When my neighbour called, my family were having dinner. 2. While we were driving home, the strong winds started. Sentences 一、单项填空 1. Marry ______ a picture when her dad got home yesterday evening. A. draws B. was drawing C. is drawing D. will drawing 2. —Peter, did you play table tennis with your friends after school yesterday? —No, I didn’t. We ___ vegetables in our school garden. A. water B. have watered C. watered D. are going to water Exercises 3. The mobile phone ____ when I was making a cake with my mother. A. rang B. rings C. is ringing D. is going to ring 4. When Nana woke up the next morning, the sunshine _____ in through her bedroom window. A. is shining B. shines C. was shining D. will shine 一、单项填空 1. We ___________ (drive) home when the strong winds started. 2. —Cindy, my sunglasses are on the floor and they are broken. What happened? —Sorry, dear. I don’t know. I ___________ (cook) in the kitchen then. 3. He ____________ (walk) along the street when a strong wind ______ (blow) his hat away. 二、用单词的适当形式填空 were driving was cooking was walking blew 4. —Did you watch the football match on TV last night? —I wanted to, but my mother ____________ (watch) her favourite TV program. 5. At this time yesterday, I _____________ (read) the newspaper while Susan ____________ (play) the piano. 二、用单词的适当形式填空 was watching was reading was playing 提升作业 写一篇短文（50词左右），描述昨天某个时间段你和你家人在做什么。至少使用3个过去进行时句子，并包含 when 或 while。 拓展作业 采访一位家人或邻居，询问他们曾经经历过的一次自然灾害或突发事件，当时他们在做什么。用英文记录采访内容（至少5句话），并在下节课分享。 基础作业 1. 抄写并背诵4a表格中的句子。 2. 熟读4c。 Homework Thanks Class is over! Bye! Unit 5 $