Unit1 The Changing World 第四课时 Grammar Focus语法课件 2026-2027学年英语九年级人教版上册

该初中英语课件围绕“一般过去时、现在完成时、used to用法及不规则动词”核心语法点，通过家乡变化对话情境导入，结合填空练习、语法说明和信号词对比表格，搭建从情境理解到规则应用的学习支架，帮助学生梳理时态脉络。 其亮点在于融合真实情境与语法教学，通过贵州、塞罕坝变化短文培养文化意识，对比used to三种用法及时态信号词提升思维品质，任务型活动（对话补全、短文填空）增强语言能力。学生能联系生活实际提升应用能力，教师可利用系统练习和情境素材提高教学效率。

Review Reporter: How has life changed in your hometown over the last 20 years? Mr Yan: Oh, it has changed quite a lot! Many young people used to work in big cities. Now, more of them have come back to live and work here. Reporter: Great! Have there been any other changes? Ms Wu: Yes, we’ve changed the way we farm. I used to grow a few vegetables on a small farm to sell at the local market. Now, I have large, high-tech greenhouses. There, I grow tons of fruit and vegetables, and sell them in large cities. Reporter: Wow, the new highway and railway must have helped a lot! Mr Yan: Oh, they have! Our village has become a tourist attraction. We can now sell local products to tourists. We also sell products online to people all over China. Reporter: Have these changes greatly improved your lives? Ms Wu: Yes! We now have new houses. And our village has just built a new hospital and a library. Reporter: Wonderful! Together you are building a new socialist village. Fill in the blanks. visited took decided began provided worked had has changed visited Have seen have planted has become has changed The Simple Past Tense is used to talk about something that h_____ and f______ in the past. appened inished The Present Perfect Tense is used to talk about something that happened in the ____ but is important or relevant ____. past now Fill in the blanks. Over the last twenty years, our hometown has changed a lot. The old wooden bridge has already _______ (blow) down by a storm. Many old buckets have been _______ (break) by farmers over the years. Several children have _______ (fall) into the river, but they have all been _______ (bring) back home safely. Since 2010, a new bridge has been _______ (build) across the river. The government has _______ (buy) new water pumps for every village. The old roads have been _______ (dig) up and replaced. Waste has been _______ (burn) in special factories instead of being left outside. Our city has finally _______ (catch) up with other cities in public services. My grandfather has never _______ (drive) a car in his life — he still uses a horse cart! He has also _______ (choose) to stay in the village, and he has never _______ (leave) it for more than a week. He says, “I have _______ (deal) with many difficulties here, but I love this place.” blown broken fallen brought built bought dug burnt caught driven chosen left dealt What else can we use to talk about past situations? We ________ have to travel far to see a doctor. They ________ be covered with sand. There _____ be sandstorms all the time. used to used to used to To talk about things in the past which are no longer true. It can refer to repeated actions or a state(状态) or situation. He used to play football for the local team, but he’s too old now. 曾经踢足球 That white house over there used to belong to my family. 曾经属于 What is the negative form? She didn’t use to like chocolate, but she does now. It didn’t use to be so crowded in the shops as it is nowadays. I didn’t use to sleep very well, but then I started doing yoga and it really helps. used to do didn’t use to do She used not to live as poorly as she does now. 正式 used not to Did you use to live in this town when you were a child? Did there use to be a cinema near your school? Where did your family use to go on summer holidays? How did you use to get to school before the new road was built? → Did ... use to...? Wh- did ... use to...? Find out the differences. I used to play computer games every weekend, but now I’m too busy. Mobile phones are used to communicate with others. I am used to getting up early for school. 过去常常做某事 被用来做某事 习惯于做某事 My father ____________ smoke a lot, but now he gives it up. Computers ____________ search for information by students. He ____________ eat vegetables, but now he eats them every day. Now I _________________________ my homework before 9 o’clock.（finish） used to are used to didn’t use to am used to finishing Review: different forms of the present perfect tense. 1. He __________ __________ (work) in this factory since last year. 2. We __________ __________ (not, hear) from him so far. 3. __________ she __________ (decide) where to go? 4. How many books __________ you __________ (borrow)? 5. My father __________ __________ (not, come) back home. has worked haven’t heard Has decided have borrowed hasn’t come Complete the conversation. (4b) Have been didn’t know open opened went Did like have visited did see read listened will bring 电子书 有声书 Fill in the blanks. I ____________ (not know) anything about the library two days ago. The library ______ (open) last Friday. I ______ already ______ (visit) the high‑tech library. My grandpa ______ (go) to the library with me one week ago. ______ you ever ______ (try) digital books in this library? I ______ (read) some digital books on the computer yesterday evening. We _____________ (not see) any audio books so far. He ______ (listen) to audio‑books on Saturday night. She _____________ (be) a reader of this library since 2025. I ______ never ______ (see) such a big children’s book section. My brother ______ (take) his little kid to the library three days ago. ______ your father ______ (enjoy) the library yet? didn’t know opened have visited went Have tried read haven’t seen listened has been have seen took Has enjoyed What are the signal words? Simple Past Present Perfect last Friday on Saturday night three days ago yesterday evening in 2023 yet ever never already so far since 2025 for 5 years What’s the biggest change you can notice? Guizhou Complete the passage. (4c) was be made have taken has built take have (been) improved were 土路 宽阔的道路 隧道 to make factories, businesses, and production grow and become better 发展工业 Why are local people richer and happier than before? In the past, it was 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 made it difficult for locals to bring products to the market or to develop industry. Now great changes have taken place. The government has built thousands of kilometres of highways, railways, and wide roads. It has also built many 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 have (been) improved. They are much richer and happier than they once were. Talk about the changes that have taken place in Saihanba. In the past, it was _______ in Saihanba. There used to be________ , and _________ . Most of the land ________ , and it _________. This ______________ . Now great changes _____________ in Saihanba. The government ______________ . Forest workers __________. They ___________. A place that used to be covered with _________is now covered with ___________ . As a result, _________. There are ________ , and local people _________ . Talk about the changes that have taken place in Saihanba. In the past, it was a sandy land in Saihanba. There used to be few trees, and strong sandstorms often hit the area. Most of the land was just empty desert, and it was difficult for people to grow crops or raise animals. This made life very hard for local people. Now great changes have taken place in Saihanba. The government has planted millions of trees across the area. Forest workers have built the largest man-made forest in the world. They have turned the desert into a green wonderland. A place that used to be covered with sand is now covered with beautiful forests. As a result, the environment has been greatly improved. There are fewer sandstorms now, and local people are much healthier and happier than they once were. $