Unit 7 课时3 Section 2 Grammar（课件）英语新教材沪教版八年级下册

Unit 7 Section 2 Grammar 沪教版2024英语（八年级下） Space exploration 1 学习目标 I can talk about astronauts’ life and work in space. understand problems caused by space junk. explain China's efforts in space exploration. describe China's latest space missions. 2 01 新 课 导 入 03 应 用 实 践 06 回 顾 总 结 07 随 堂 小 练 02 学 习 理 解 04 迁 移 创 新 05 考 点 速 递 学习内容 3 新课导入 1 4 What were they doing at 7 last night? Look and say using the structure “was/were + doing” They were watching TV at that moment. I was doing my homework at that moment. What were you doing at 7 last night? Look and say using the structure “was/were + doing” He said he was holding a party at home What were they doing between 12:00 and 3:00 last night? Look and say using the structure “was/were + doing” What were they doing between 12:00 and 3:00 last night? She said she was working all the time Look and say using the structure “was/were + doing” He said he was traveling on the train What were they doing between 12:00 and 3:00 last night? Look and say using the structure “was/were + doing” What were they doing between 12:00 and 3:00 last night? She said she was sleeping at that time Look and say using the structure “was/were + doing” 学习理解 02 11 We use the past continuous to talk about actions that were happening at a particular time in the past. The past continuous We were waiting for instructions from ground control. We were travelling so fast—it only took about 10 minutes to get into orbit. At first, it was a shock to my body. I wasn't feeling great. Look at the sentences. Pay attention to the words in bold. We can also use the past continuous with while to talk about two actions happening at the same time in the past. While we were travelling into space, ground control was following us closely on the screens. Look 13 The past continuous tense （过去进行时） 一、定义： 表示过去某一时刻或某段时间正在进行的动作。 The reporter said that the UFO was travelling east to west when he saw it. 那位记者说他看见UFO时，它正由东向西飞行。 二、过去进行时的用法 过去进行时表示过去某一时刻正在发生的动作，常与at that time / moment, then, at 9:00 p.m., yesterday等时间状语连用。 2. 过去进行时表示过去某一段时间内持续的动作，常与those days, the whole morning, from 7:00 to 9:00 yesterday evening 等时间状语连用。 三、谓语构成： 助动词be的过去时was/were+现在分词 句子结构： 1. 过去进行时的肯定式：主语+was/were + 动词ing We were having supper when the phone rang. 我们正在吃晚饭时电话响了。 2. 过去进行时的否定式：主语+was/were not +现在分词 This time yesterday Jack was not watching TV. He was repairing his bike. 昨天这个时候，杰克不是在看电视，而是在修理自行车。 3. 过去进行时的疑问式：Was/Were +主语+ 现在分词 eg. Were you playing basketball at four yesterday afternoon? 昨天下午四点你们在打篮球吗？ 1. 过去进行时可以表示在过去某个时间点发生的事情。时间点可以用介词短语、副词或从句来表示。 What was she doing at nine o'clock yesterday? 昨天晚上九点她在做什么？ （介词短语表示时间点） When I saw him he was decorating his room. 当我看见他的时候他正在装饰房间。（when从句表示时间点） 四、注意事项 2. 在复合句中，如果主要动作和背景动作都是延续的或同时发生的，那么主从句的动词都可用过去进行时。 While he was waiting for the bus,he was reading a newspaper. 他边等车边看报。（两个动作都是延续的） He was cleaning his car while I was cooking. 他擦车时我在做饭。（两个动作同时进行） 应用实践 03 20 1 Complete the passage with the correct form of the verbs in brackets A Russian satellite and an American satellite(1)___________ (crash) into each other on 11 February 2009. The crash (2)_________(create) two large clouds of junk. The American satellite (3) ________ (belong) to a company, and the Russian one was a broken old military satellite. When the crash happened, both satellites(4)___________ (travel) very fast. Although space agencies (5)____________ (track)all objects larger than a football, they didn't notice that the two satellites (6) __________ (move)towards each other. crashed were moving created belonged were travelling were tracking 迁移创新 04 22 2 Three astronauts are visiting the space station. Look at their schedule and describe what they were doing at different times. Then work in groups of four and role-play an interview with the astronauts. S1(Journalist): What were you doing at 8:30 last night, Yao? S2(Yao): I was talking to my family. S1(Journalist): What about you, Liu and Zhang? S3(Liu): I was cycling. S4 (Zhang): And I was watching TV. 25 S1(Journalist): What were you doing at 10:00 this morning? S2(Yao): I was doing experiments. S3(Liu): I was repairing equipment. S4(Zhang): I was doing experiments with Yao. S1(Journalist): What were you doing at 13:00? S2(Yao): I was resting. S3(Liu): I was resting too. S4(Zhang): We were all having a rest. 26 考点速递 05 27 考点1: 过去进行时的构成。 考点2: 场景用法。（表示过去某一时刻或某段时间正在进行的动作。） 考点3：过去进行时特定的时间状语。 考点4：过去进行时与一般过去时态的区别。 回顾总结 06 29 一、学习过去进行时的基本结构，能准确运用“主语+was/were+动词 Ving”描述过去特定时刻或时间段正在进行的动作。 二、掌握while引导的时间状 语从句与过去进行时的搭配用法。正确运 用while连接两个同时进行的过去 动作，避免时态混淆和句式错误。 三、能在太空探索语境中准确运用 该时态描述过去特定时刻正在发生 的动作。 四、了解中外太空探索相关历史场景，感受人类 探索太空的执着精神， 培养对科学探索的兴趣和跨文化视野。 课堂小练 07 31 一、单项选择题 1. —I called you yesterday evening, but nobody answered. —Oh, I _____ a shower at that time. A. was taking B. took C. am taking D. was taken 2. Diana told me she ________ her new bicycle with her friends in the field this time yesterday. A. has ridden B. rides C. rode D. was riding 3. —Mr Liu, it’s you! I haven’t seen you for weeks. What a surprise! —I _________ as a volunteer in the mountain area those weeks. I just came back yesterday. A. am working B. have worked C. was working D. worked 32 4. I was washing my clothes when the telephone ____. A. rang B. has rung C. was rang D. was ringing 5. The rainstorm came while Ann ________ her purse in the classroom. A. was looking for B. looked for C. is looking for D. looks for 6.What were your parents doing ________ you left home this morning? —My mother was sweeping the floor ______ my father was doing the dishes. A. while; when B. when; while C. when; since D. while; while 7. When the rainstorm started, we ________ TV in the living room. A. watch B. watched C. were watching D. have watched 33 8. It ________ heavily all day, so we had to stay inside. A. rained B. was raining C. rains D. is raining 9. He reminded us to speed up, as the time ______ for the project. A. ran out B. has run out C. had run out D. was running out 10. — Have you visited the theme park Ocean Park in Hong Kong, Lilian? — Yes, I ________ there for three days. A. stayed B. was staying C. have stayed D. stay 34 1. 当你看见他们的时候他们在干什么？他们在打扫教室。 2. 今天上午放学的时候在下雨吗？ 是的， 天正下着大雨。 What were they doing when you saw them? Was it raining when school was over this morning? They were cleaning the classroom. Yes, it was raining heavily. 二、翻译 3. 当我离开的时候他正在画一幅世界地图。 4. 母亲下班回家的时候，约翰在写给一个朋友写信。 5. 老师走进教室的时候，学术们正在谈论当天的新闻。 When I left, he was drawing a map of the world. When the teacher came into the classroom, the students were talking about that day’s news. John was writing to one of his friends when his mothers came back from work. Thank you！ 37 $