Unit 1 Section A 4a-4c（课件） 2026-2027学年人教版英语九年级上册

该初中英语课件聚焦一般过去时与现在完成时的区分及course、digital等词汇，通过欣赏歌曲《Yesterday Once More》分析歌词时态导入，搭建从多种时态感知到重点时态辨析的学习支架，衔接后续句子分析、语法讲解与练习。 其亮点在于以歌曲音频激活语言能力，通过对比表格（定义、结构、时间标志词）培养思维品质，结合对话短文填空强化学习能力。实例有歌词时态辨析、语法对比表、语言点讲解，助力学生掌握时态运用，教师可高效开展语法教学。

Unit 1 The Changing World Section A 4a-4c  Learning goals 1. 掌握并正确运用词汇：course, digital, audio, dirt, track, wide, tunnel 2. 能区分一般过去时和现在完成时。 GrammarFocus 在本课中，您将: 1.掌握并正确运用词汇：course, digital, audio, dirt, track, wide, tunnel 2.能区分一般过去时和现在完成时。 学习目标 导入新课-欣赏视频 Yesterday Once More by the Carpenters is a nostalgic song. Please listen carefully and find out all the tenses used in its lyrics. 1. 一般过去时（全歌最多，回忆童年往事） 2. 一般现在时（描写当下听歌的感受、常态） 3. 现在进行时（am/is/are doing，当下正在发生） 4. 现在完成时（have/has done，你作业需要的重点） 5. 过去将来时（would do，站在过去看“歌去往何方”） 6. 情态动词（can）表现在的能力 - It can really make me cry 这首歌现在总能让我落泪 讲解新课---3a部分 Read the sentences and circle the verbs. Pay attention to the verb tenses.朗读句子，圈出句中的动词，并留意动词的时态。 He became a good friend of your grandfather 20 years ago. They haven’t seen each other for ages! We used to have to travel far to see a doctor. Our village has just built a new hospital. Many people used to work in big cities. Now, more of them have come back to live and work here. He became a good friend of your grandfather 20 years ago.二十年前，他成了你爷爷的挚友。 They haven’t seen each other for ages!他们已经很久没见过彼此了！ We used to have to travel far to see a doctor.过去我们得走很远的路才能看病。 Our village has just built a new hospital.我们村子刚刚新建了一所医院。 Many people used to work in big cities.以前很多人都去大城市打工。 Now, more of them have come back to live and work here.如今，更多人回到家乡生活、工作。 点击出翻译 讲解新课---语法讲解 一般过去时和现在完成时的区别 时态 定义 时间标志词 句式结构 一般过去时与现在完成时的区别 动词结构 讲解新课---语法讲解 一般过去时和现在完成时的区别 一般过去时 一般过去时表示过去某个时间或某一段时间内发生的动作或存在的状态。 定义 now Past future 动词的过去式（did） 动词结构 讲解新课---语法讲解 一般过去时和现在完成时的区别 一般过去时常见的时间状语有: yesterday（morning/afternoon）（昨天……）、 last week/month/year（上周/上个月/去年）、 一段时间+ago（……前）、 the day before yesterday（前天）、 in +过去的年份（在……年）、just now（刚才） when+从句 时间标志词 讲解新课---语法讲解 一般过去时和现在完成时的区别 句式结构 ①含be 动词的一般过去时的句式 句式 结构 示例 肯定句 主语+was/were+其他. I was late for class this morning. 否定句 主语+was/were not+其他. I wasn’t interested in maths last year. 讲解新课---语法讲解 一般过去时和现在完成时的区别 句式 结构 示例 一般疑问句 Was/Were+主语+其他? Yes,主语+was/were. No, 主语+ wasn’t/ weren’t. —Were you at home yesterday? —Yes, I was. /No, I wasn’t. 特殊疑问句 疑问词+was/were （+主语）+其他? How was your school trip? 讲解新课---语法讲解 一般过去时和现在完成时的区别 ①含实义动词的一般过去时的句式 句式 结构 示例 肯定句 主语+动词过去式+其他. He visited a science museum last week. 否定句 主语+did not/didn’t+动词原形+其他. They didn’t play badminton last night. 讲解新课---语法讲解 一般过去时和现在完成时的区别 句式 结构 示例 一般疑问句 Did＋主语+动词原形+其他? Yes, 主语+did. No, 主语+ didn’t. —Did you go swimming yesterday? —Yes, I did. 特殊疑问句 疑问词+did+主语+动词原形+其他? What did you do the day before yesterday? 注意：若对主语提问，则特殊疑问句的句式为“疑问词+动词过去式+其他?”。 Presentation 4a Read the sentences and circle the verbs. Pay attention to the verb tenses. He became a good friend of your grandfather about 20 years ago. They haven’t seen each other for ages! We used to have to travel far to see a doctor. Our village has just built a new hospital. Many people used to work in big cities. Now, more of them have come back to live and work here. 4b Presentation Complete the conversation with the correct forms of the verbs in brackets. 4b Presentation Complete the conversation with the correct forms of the verbs in brackets. A: _____ you _____ (be) to the new library yet? B: No, I __________ (not know) there was a new library. When did it _____ (open)? A: It _______(open) last Friday. I _____(go) there with my grandpa on Saturday night. B: _____ you _____(like) it? A: Of course! It’s the most high-tech library I _____ ever ______ (visit). Have been didn’t know open opened went Did like have visited 4b Presentation Complete the conversation with the correct forms of the verbs in brackets. B: Oh, what _____ you _____ (see) there? A: There are sections with books about science and Chinese culture, as well as a huge section with children’s books. I also _____ (read) some digital books on the computer. My grandpa _______ (listen) to some audio books because he can’t see well. B: Cool! I _________ (bring) my little brother there tomorrow. did see read listened will bring Presentation 4c Complete the passage with the correct forms of the verbs in brackets. Why are local people richer and happier than before? Presentation 4c Complete the passage with the correct forms of the verbs in brackets. Why are local people richer and happier than before? In the past, it _____ (be) difficult to travel in Guizhou. In many places, there used to ____ (be) no bridges to cross mountains and rivers, and most roads were just dirt tracks. This _____ (make) it difficult for locals to bring products to the market or to develop industry. was be made Presentation 4c Complete the passage with the correct forms of the verbs in brackets. Why are local people richer and happier than before? Now great changes _________ (take) place. The government ________ (build) thousands of kilometres of highways, railways, and wide roads. It has also built many high bridges and tunnels. A journey that used to _____ (take) a day now takes only a few hours. As a result, the lives of local people ____________ (improve). They are much richer and happier than they once _____ (be). have taken has built take have improved were Language points as well as 除……之外，也，还 【辨】 as well as与as well as well as as well 含义 除……之外，也，还 也，还 位置 位于所连接的两个成分之间，不能位于句尾 通常位于句尾 用法 连接对等成分，在语义上通常强调其前面的信息（翻译时通常先译后面的，再译前面的） 无侧重，用于补充信息 Language points as well as 除……之外，也，还 【辨】 as well as与as well It’s a good time for you to be with each other as well as having the enjoyable food. 这是你们品尝美味佳肴和相聚的好时光。 Reading more books can improve our English as well. 多读书也能提升我们的英语水平。 as well as连接两个并列成分作主语时，谓语动词应与其前面的主语保持人称和数的一致。 Language points dirt /dɜːt/ n. 泥土；尘土（不可数） Pack the dirt firmly round the plants. 将植物周围的土培实。 Little Tom is playing in the garden and his face and hands are covered with dirt. 小汤姆正在花园里玩，他的脸和手上全是泥。 Language points This made it difficult for locals to bring products to the market or to develop industry. (教材P5 4c) make it + adj. + for sb. + to do sth. 使做某事对某人来说 该句型中it是形式宾语，不可省略，真正的宾语是to do sth.。 Some useful apps made it convenient for me to live here. 一些有用的应用程序让我在这里的生活很方便。 Teamwork makes it possible for us to finish the task quickly. 团队合作使我们快速完成任务成为可能。 Language points This made it difficult for locals to bring products to the market or to develop industry. (教材P5 4c) make it + adj. + for sb. + to do sth. 使做某事对某人来说 有此用法的常见动词还有find、 think、consider等。 We all consider it necessary for us to take notes in class. 我们都认为上课记笔记对我们来说很有必要。 谢谢您的观看 $