Unit 1 The Changing World Section A 2a-2d 课件（内嵌视频）2026-2027学年人教版英语九年级上册

年 级：九年级 学 科： 英语（人教版） Unit 1 The Changing World Section A 2a-2d 1 Let’s see. sand n. /sænd/ sandstorm n. /ˈsændstɔːm/ soil n. /sɔɪl/ bush n. /ˈbʊʃ/ farmland n. /ˈfɑːmlænd/ Saihanba 塞罕坝 （图片由AI生成） 2 Let’s act. Q1: What was the problem in the past? Q2: What did people do to solve the problems? Q3: What is Saihanba like at present? As a reporter, you may want to know: （图片由AI生成） Action Your task: investigate what happened here and give a news report about this change. 3 sandstorms water shortage farmland shortage lack of technology n. /ˈʃɔːtɪdʒ/ n. /læk/ Let’s guess. （图片由AI生成） poor air quality soil erosion n. /ɪˈrəʊʒn/ 水土流失 4 Let’s listen. sandstorms water shortage farmland shortage lack of technology Q1:What was the problem in the past? ✅ ✅ ✅ sandstorms fields hand poor air quality soil erosion 5 Let’s listen. Past Action Present ●There used to be sandstorms all the time. ●Locals found a bush. ●It had _____ ______ that could ___ ___ ____ together. ● The corn fields are _______. ● They have planted many ______ and________ since then. ● There are ______ sandstorms now and the __________ is getting ________. ● It has improved local lives. ●The fields were getting smaller and smaller. ●They began planting it in ____ _____. ● Locals worked by hand. ●They had _________ to help. Q2: What did people do to solve the problems? Q3: What is Saihanba like at present? sandstorms farmland shortage lack of technology long roots hold the soil sandy areas machines huge bushes trees fewer environment better 6 Let’s find. ● There used to be sandstorms all the time. ● Locals worked by hand. ●They have planted many bushes and trees since then. ●It has improved local lives. Tip: Simple past tense for what was Present perfect tense for what has changed Simple past tense Present perfect tense 7 Let’s watch. Information Part □ Yucun attracts 1 million tourists □ huge corn fields □ beautiful mountains and water □ Past □ Action □ Present □ villagers kept mining □ environment deteriorated □ soil erosion □ Past □ Action □ Present □ planted bushes □ closed the mines □ restored the ecology □ Past □ Action □ Present □ income increased □ achieved development □ fewer sandstorms □ Past □ Action □ Present Tick the information you hear. Then choose the part of structure. （视频来自于网站 ） ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ 8 Let’s find. This is Yu Village, located in Anji County, in east China's Zhejiang Province. As one of China's beautiful villages, with large mountains and clear water, Yucun attracts nearly 1 million tourists every year. But can you imagine several decades ago, Yucun was like this？ At that time, to earn money, the villagers kept mining the rich mineral resources. But with the construction of a number of cement plants, the natural environment, including the air quality, deteriorated severely. So the villagers became determined to close down the mines and cement plants, and to restore the rural ecological environment by protecting the mountains and water. Since 2005, following the idea that lucid waters and lush mountains are invaluable assets, Yucun has been exploring new modes of green development. The villagers have developed agritourism. One of the previous mines was transformed into a relics park. From 2005 to 2021, the per capita net income increased from 7,000 to 61,000 yuan. Today, Yucun has achieved both economic development and environmental protection, becoming an epitome of China's sustainable rural development. Present(result) Present/Hook Past Action 9 Let’s summarize. ④ Present（result） — Show the results. This is ________, located in ________. But can you imagine several decades ago,...? At that time, _______. So the villagers became determined to ________. Today, ________ has achieved ________. ① Present (hook) — Start with what it is like now to get attention. ② Past — Explain what the problem was. ③ Action — Explain what people did. As one of ________, _____ attracts_______ 10 Let’s report. This is ________, located in ________. As one of ________, _____ attracts _______. But can you imagine several decades ago, ________? At that time, ______. So the villagers became determined to _______. Today, ________ has achieved ______. Past Action Present ●There used to be sandstorms all the time. ●Locals found a bush. ●It had long roots that could hold the soil together. ● The corn fields are huge. ● They have planted many bushes and trees since then. ● There are fewer sandstorms now and the environment is getting better. ● It has improved local lives. ●The fields were getting smaller and smaller. ●They began planting it in sandy areas. ● Locals worked by hand. ●They had machines to help. became determined to 决心做某事 close down 关闭/停止 ecological environment 生态环境 was transformed into 改造成…… has achieved 取得了……成就 becoming an epitome of 是……的典范 sustainable 可持续的 increased from... to... 从……增长到…… invaluable assets 无价之宝 Useful Expressions 11 Let’s read. This is Saihanba, located in Hebei Province. As one of China's most successful ecological projects, it attracts thousands of visitors every year. But can you imagine several decades ago? At that time, the environment had deteriorated severely. There used to be frequent sandstorms, and the farmland was shrinking. The locals worked by hand, with no machines. So the villagers determined to solve the problems. They planted bushes with long roots to hold the soil and, with government support, they planted millions of trees. Today, Saihanba has achieved both ecological restoration and economic improvement. The forest coverage has increased from 12% to 80%, and local lives have become much better. 12 Let’s explore. The builders — people who take action, who plant trees, who close mines, who work hard to make things better. The beneficiaries— people who enjoy the better life that results from those actions. Every one of you can be a builder of a better future. The Story of Changes The villagers are both builders and beneficiaries. 13 Homework Must do: Read your Saihanba news report aloud and record it. Send the recording to your teacher. Choose to do: Choose one change in your hometown or around you. Write a short news report （about 80 words）. Use: 1. The news report structure（Present → Past → Action → Present）2. At least one simple past sentence and one present perfect sentence 14 谢 谢 观 看！ 15 星越教育 null 65147.99 $This is u村village located in N。G. County, and this china's judge on province as one of china's beautiful villages with lush mountains and clear water use on the trucks. Nearly one million tourists every year. But can you imagine, several decades ago, you turn, the age was like this, this and this at that time, to earn money and become rich, the villagers kept mining the rich winner resources with the construction of a number of the main plants, the natural environment, including the year, quality determination severe, so the villagers became determined to close down the mines and cement plants, and to restore the rural ecological environment for protecting the mountains and water. Since two thousand and five, following the idea the Lucy waters and lush mountains are invaluable asset using village has been expLoring new modes of Green, helping while preserving the natural environment and resources the villagers ers have developed. Agritourism tourists can enjoy the found of country life, climbing mountains, fishing and picking grapes. One of the previous minds was transformed into a relic park, attracting many visitors from two thousand and five to two thousand and twenty one. The protest net income of infant villagers increased seven thirty to sixty one thousand one. Meanwhile, muslim village is striving to develop intelligent agriculture and monitoring, using small sensors to monitor form and data, environmental quality and weight sorting in real time once the potential dance factor is detective and the long will be sure. Empowered by Green technology, which is becoming a more modernized digital village, youtube village is to be in mining area selling air. Now IT is a selling spot, selling scene the day you on that IT has achieved both economic development, an environmental protection, becoming an epic of chinese sustainable river development. Welcome to useful village to experience the new country life.