Unit 5 Amazing nature讲义(2) 2024-2025学年外研版（2024）七年级英语下册

2025外研版新版 Unit 5 L2 外研版英语 七年级下册 2025 G7B Unit 5 Amazing nature L2讲义 第 1 页 共 1 页 学科网（北京）股份有限公司 G7B Unit 5 Amazing nature 单元主题 (人与社会)家乡和社会的变迁;自然生态与环境保护. 重难点 1.掌握本单元词汇和句型用法。2.理解并掌握重要语法知识点比较级和最高级。 写作 自然生态与环境保护 听说训练 单元听说训练 Lesson 2 Reading for writing 单词变形: 1.exhibition n.展览（会）→__________n.展览 2.tour n. 参观，游览→__________n. 旅游者 3.scientist n. 科学家→__________n. 科学 4.behaviour n. 行为，举止→__________v.表现 5.salty adj.咸的，含盐的→__________n.盐 6.lie v.躺，平卧→__________v.躺，平卧（过去式）→__________v. 躺，平卧（过去分词） 7.less det.不那么多，更（较）少→__________det. 最少的 8.suggest v. 暗示，暗指→__________v.建议→__________n.建议 9.disappear v.消失，不见→__________v. 出现 10.national adj.国家的，全国性的→__________n. 国家，民族 Key Phrases: 1.natural history museum自然历史博物馆 15.a new exhibition一个新的展览 2.last from April to June 从四月持续到六月 16.in the dry season在干燥的季节 3.in the rainy season在雨季 17.different natural wonders不同的自然奇观 4.crying aloud for help大声呼救 18.不是..而是..not..but..(连接两个并列的成分，表示否定前者，肯定后者) 5.too much water太多水 19.dry up干涸;(供应等)耗尽，枯竭 6.turn into变成 20.the best choice最好的选择 7.stop climate change停止气候的变化 21.the North Pole北极 8.the South Pole 南极 22.point out指出 9.the importance of protecting nature 保护自然的重要性 23.get many plants and animals有许多的植物和动物 10.实际上in fact 24.流入flow into 11.下降go down 25.逐年year by year 12.像，诸如，例如such as 26.许多种类的many kinds of 13.砍伐cut down 27.在国家冰川公园at the Glacier National Park 14.充满(be) full of 28.停止做某事stop doing sth. R即学即练：完成句子。 1. I'm ____ a sea ____ a lake. 我不是海，而是湖。 2. I'm saltier than any sea, so people can ____ ____ my surface. 我比任何海洋都咸，所以人们可以躺在我的湖面上。 3. As my name suggests, I make rain for my plants and animals, _____ ___ monkeys, snakes and many kinds of flowers. 就像我的名字所暗示的那样,我为我的植物和动物们造雨,比如猴子、蛇和各种花朵。 4. However, people are ________ ______ my trees for wood and to make space for farming. 然而，人们正在砍伐我的树木，以获取木材，并为耕作腾出空间。 5. It's a land _____ ____ ice and snow.那是一片冰雪覆盖的土地。 重要辨析: (1)loud和aloud 辨析 词性 汉语理解 用法 loud adv./adj. 大声的(地) 强调声音响亮,常与speak, talk, say, laugh等连用 aloud adv. 出声地，大声地 强调能让人听到 (2)lie的用法 ①If you tell a lie, your nose will become longer. ②Please lie down for a while. You are too tired. ③The old hen doesn't lay eggs. (3)go down用法 ①释义:下降；落下；减少。 ②用法:不及物动词短语：后面不可直接接宾语 •拓展:down有关的短语 write down 写下 cut down 砍下 turn down 调小(音量) look down 向下看 put down 放下 sit down 坐下 R即学即练： 一、单项选择。 ( )1.Please read the story ________. And when you tell it to others, say it ________. A. loud; aloud B. aloud; loud C. loud; loud D. aloud; aloud ( )2.My cat is ________ on the floor. A. laid B. lying C. lied D. laying ( )3.The girl ________ to her friend about her new dress. A. lay B. lied C. laid D. lie ( )4.—What can you see ________ the surface of the grassland? —Many flowers. A. in B. at C. on D. above ( )5.There are ________ oranges in the basket. And we have ________ juice to drink, too. A. too many; too much B. too much; too much C. too much; too many D. too many; too many ( )6.Please ________ down your name and phone number. A. go B. turn C. put D. write ( )7.Mark is hungry. He suggests ________ some food. A. eat　　 B. eating　　 C. to eat　　 D. ate ( )8.A cute little bird ________ on the ground. Later, it __________. A. disappear; appear B. appears; disappears C. appeared; disappear D. will appear; disappears ( )9.The bottle is full ________ water. A. of B. with C. in D. on ( )10.Lily, please turn ________ the TV. I can't hear it. A. on B. off C. up D. down 二、完成句子。 1.周婷把信大声读了出来。 Zhou Ting ____________________. 2.躺在沙滩上是令人放松的。It is relaxing to _______________. 3.早晨的湖面很平静。 The _________________ is calm in the morning. 4.尼克今天有太多家庭作业要做。Nick has ________________________ today. 5.太阳在西边落下。__________________ in the west. 6.为了保护森林，人们不应该砍伐太多树。 To protect the forest, people shouldn't _______________________. 7.乌云暗示着即将下雨。The dark clouds ____________. 8.琳琳喜欢运动，比如跑步、冲浪和游泳。 Linlin likes sports, ___________________, surfing and swimming. 9.森林里有许多种树。 There are __________________ in the forest. 10.玛丽昨天向我推荐了一本好书。 Mary __________________________ yesterday. 11.笑容从迈克尔的脸上消失了。The smile ________________ Michael's face. 12.盒子里装满了糖果。The box ___________________ candies. 13.在冬天，水会变成冰。In winter, water can ____________. 14.杰克不是一名教师，而是一名学生。Jack is _________________________. 15.这本书不是我的而是我妹妹的。 The book is ______________________. Read the passage. What problem do the different natural wonders share? Natural wonders The Dead Sea could die! I'm not a sea but a lake. And I'm not dead.In fact, I've got many plants and animals.I'm saltier than any sea, so people can lie on my surface. Rivers flow into me. But now people take too much water from them. My water level is going down. I am becoming smaller year by year. Take less water, or I'll dry up within the next 100 years. Then I really will be dead! Rainforest-forest ≠ rain I'm the rainforest of Madagascar. As my name suggests, I make rain for my plants and animals,such as monkeys, snakes and many kinds of flowers. For 80% of them.I'm their only home in the world. However,people are cutting down my trees for wood and to make space for farming. Please stop it. I'm disappearing. If Frozen turns into Waterworld... I'm a glacier at the Glacier National Parkin America. It's a land full of ice and snow.Do you want to explore the white world in the film Frozen? Then my home is the best choice. Two hundred years ago, there were about 150 glaciers. But now, there are around 25.Please stop climate change.I'm turning into Waterworld! 1.What is the Dead Sea? 2.What problem does it face? 3.What should people do to help it? 4. What does “I” refer to? A. An alive sea B. A dead sea C. An alive lake D. A dead lake 5.Why can people lie on his surface? A. He is the saltiest. B. He has got many plants and animals. C. His water level is going down. D. He has less water. 6.But now people take much water from them, what does “them” refer to? A. seas B. lakes C. rivers D. water 4) If people still take much water, when will it dry up? A. In 2133 B. In 2134 C. In 2135 D. In 2136 1.What is the rainforest? 2.What problem does it face? 3.What should people do to help it? 4.How many plants and animals can he provide home for? A. For 60% B. For 70% C. For 80% D. for 90% 5.Why does he disappear? A. Because of the global warming B. Because of the expansion of farmland C. Because of the death of more trees D. Because of the pollution of factories 1.What is the Glacier National Park? 2.What problem does it face? 3.What should people do to help it? 4.What kind of land is it? A. A land which is just like the white world B. A land full of ice and rain C. A land with normal degrees D. A land with 150 glaciers ( )1.Who are crying? ( )2.Why are they crying aloud? ( )3.Where may you probably read this passage? A. In a travel magazine B. In an environmental blog C. In a natural poster ( )4.Why does the writer use the title “ Crying aloud for help”? A. To arouse the readers’ interest B. To lead in the topic C. To make people cry for them D. To ask for people’s help 5.Writing,The south pole calling for help ①What is it like? It is very cold and covered in ice and snow. It's located at the bottom of the world in Antarctica and is home to penguins and other unique animals. ②What problem does it face? The South Pole is facing problems from climate change, which is causing the ice to melt. This can lead to rising sea levels and loss of homes for animals. ③What should people do? People should fight climate change by using less energy and protecting the environment. This can help protect the ice and the animals that live there. 6.短文填空(11选10) be lie suggest dry cut go dry make explore stop start The Dead Sea could die! I'm not a sea but a lake. And I'm not dead. In fact, I've got many plants and animals. I'm saltier than any sea, so people__1______on my surface. Rivers flow into me. But now people take too much water from them. My water level ____2____ down. I am becoming smaller year by year. Take less water, or I____3____ up within the next 100 years. Then I really will be dead! Rain forest- forest ≠ rain I'm the rain forest of Madagascar. As my name __4______, I make rain for my plants and animals, such as monkeys, snakes and many kinds of flowers. For 80% of them, I'm their only home in the world. However, people____5____ down my trees for wood and___6_____ space for farming. Please stop it. I'm disappearing. If Frozen ___7_____ into Waterworld.. I'm a glacier at the Glacier National Park in America. It's a land full of ice and snow. Do you want ___8_____ the white world in the film Frozen? Then my home is the best choice. Two hundred years ago, there ____9____about 150 glaciers. But now, there are around 25. Please __10______ climate change. I'm turning into Waterworld! 【答案】1.can lie 2.is going 3.will dry 4.suggests 5.are cutting 6.to make 7.turns 8.to explore 9.were 10.stop Exercise 一、用所给单词的适当形式填空。 1. I visited a science__________(exhibit)last weekend and learned a lot about space and dinosaurs. 2. During the school trip,we took a_________(tourist)of the botanical garden and saw many rare plants. 3. My uncle is a_________(science) who works in a laboratory,and he’s always explaining cool science facts to me. 4. Good_________(behave) in class helps create a positive learning environment for everyone. 5. The sea water tasted very_________(salt)when it splashed(溅) into my mouth during the boat ride. 6.易错题 The dog_________(lie) beside the door,waiting for its owner to come home from work. 7. The teacher’s smile_________（suggestion) that she was proud of our class project. 8.易错题 The flowers in the vase are_________(die) because they haven’t been watered for a long time. 9. The stars_________(appear) as the sun rose in the morning. 10.易错题 My little brother suggested_________(go) for a walk. 二、语法填空。 fgfgWestwood National Park is a huge national park. It is famous 1.__________its fascinating scenes and many kinds of animals. It is one of the 2.__________(popular) places to take photos. I will never forget that afternoon. Birds flew over the 3.__________(peace) lake. The mountains were covered with white snow. With the camera held to my eye,4.__________ (amaze)pictures met my eyes. All of a sudden,I found two baby bears far away running after each other 5.__________(happy). They had a lot of fun playing in 6.__________sun. How I wished that time could stand still！ I hoped 7.__________(catch) the warm scene with my camera and I did it. After a while,I 8.__________(hear) a loud roar(吼叫) from the mother bear. The two baby bears stood up quickly 9.__________ran back to the forest. I was so lucky that I could take such a picture. The photo always reminds me that the real beauty is in 10.__________(natural). 三、单项选择。 ( )1. He said that he was very clear about the matter,but______he did not know it at all. A. after all B. in fact C. because of D. for example ( )2. A magician(魔术师) can______the rabbit______a pigeon. A. turn； into B. make； into C. use； for D. want； to be ( )3. The bottle is full______juice. I’d like to drink some. A. in B. of C. with D. on ( )4. Mr Wang suggests______a meeting to discuss it this afternoon. A. having B. to have C. has D. have ( )5. — Where were you born,Michael？ — I was born in a small village______only three______people. A. Have;hundred B. with;hundreds C. have;hundreds of D. with;hundred 四、根据汉语完成英语句子，每空一词。 1. 我们能不能腾个空再放一把椅子？ Can we________ _________ _______another chair？ 2. 像云杉、松树和橡树之类的树已经种了。 Trees______ ________spruce、pine and oak have been planted. 3. 它们的数量在逐年下降。 The number of them is dropping_______ _________ _______. 4. 我担心的不是自己，而是婴儿。 I’m________afraid for me,_______for the baby. 5. 你为什么总是求助呢？ Why do you always cry________ ________？ 五、完成句子。 1. 事实上，公园离这里只有几分钟的步行路程。 ____________________________________________ 2. 当小女孩掉进河里时，她大声呼救。 ____________________________________________ 3. 毛毛虫(caterpillar)变成了一只美丽的蝴蝶。 ____________________________________________ 4. 有不同类型的宠物，比如狗、猫和鸟。 ____________________________________________ 5. 农夫砍掉了老化和生病的树木，保护健康的树木。 ____________________________________________ 六、选词填空。 beautiful　watch　danger　scare　lose symbol　make　kill　true　tiger Which animal do you think is “the king of the animals”， the elephant， the lion or the tiger？ I think the tiger is “the king of the animals”. Because you can find some black lines(线) on the 1._________forehead(前额). The lines look like the Chinese word wang. It’s one of the 2._________of the king in Chinese. Most of the tigers come from China and India. Tigers are dangerous animals. They like eating meat. They have yellow and 3._________fur(毛皮) with black lines. They usually weigh about 200 kg to 300 kg. Tigers can run very fast. People like 4._________them in the zoo， but they usually feel 5._________when tigers walk to them. Most people think tigers are dangerous， but they don’t know tigers are in 6._________ now. People cut down many trees so tigers are 7._________their homes. There are less than 300 South China Tigers in the world now. Lots of people want 8._________them for their fur. We must save tigers and not buy things 9._________of their fur. They 10._________need our help！ 单元写作Nature 本单元的主题是“自然生态与环境保护”，主要介绍家乡的绚丽色彩与自然美景，同时学习全球自然奇观面临的环境挑战及保护的重要性，有助于培养学生爱护自然的责任感，增强学生保护环境的意识。 第 1 页 共 1 页 学科网（北京）股份有限公司 (1)自然景观 1. 高原n. plateau　　　　　　 2. 云n. cloud 3. 天空n. sky 4. 草原n. _________ 5. 田野n. field 6. 景色n. landscape 7. 雨林n. rainforest 8. 因……而闻名 _____________ 9. 闪闪发光 shine brightly 10. 在自然界 in nature (2)自然环境问题 1. 冰川n. glacier　　　　　　　 2. 陆地n. land 3. 木头 n. wood 4. 消失 v. _________ 5. 表达v. ________ 6. 描述v. _________ 7. 咸的adj. salty 8. 全国的adj. national 9. 进入go into 10. 逐年year by year (3)解决方法 1. 科学家n. scientist　　　　　　　 2. 指南n. guide 3. 展览(会) n. exhibition 4. 行为n. behaviour 5. 暗示，暗指v. suggest 6. 常见的adj. _________ 7. 在某人看来 _______________ 8. 许多种类的 many kinds of 9. 有可能做某事 be likely to do sth. 10. 停止做某事 stop doing sth. 1. Less pollution, more green. 少一点污染，多一点绿色。 2. Keep the mountains green and the water clear. 保持山清水秀。 1. 描述自然景观①：It is famous for the world's highest mountain. (P68) 仿写：我的家乡因美丽的高山而闻名。(be famous for) _______________________________________________ 2. 描述自然景观②：But this area is also full of the most amazing colours in nature. (P68) 仿写：山上有很多植物和动物。(be full of) _______________________________________________ 3. 表达感受：The lovely blue of the sky always gives me a calm feeling. (P68) 仿写：我的家乡总是给我一种宁静的感觉。(give sb. a calm feeling) _______________________________________________ 4. 自然环境问题:However, people are cutting down my trees for wood and to make space for farming. 仿写：人们砍伐过多树木。(cut down) _______________________________________________ 5. 提出解决方法：Stop cutting down trees. (P78) 仿写：请停止污染大自然。(stop doing sth.) _______________________________________________ 假设你是李华，本周你校的英语俱乐部正在举办以“自然景观与保护”为主题的英语征文大赛。请你根据以下思维导图的提示，用英文写一篇短文参赛，介绍你家乡的一处自然奇观。 注意：1. 参考词汇：rubbish垃圾。 2. 可在思维导图内容提示的基础上适当拓展信息。 3. 不能照抄原文；不得在作文中出现真实校名和学生的真实姓名。 4. 语句连贯，词数70左右。作文的标题和开头已经给出，不计入总词数。 主要人称：_______________________　　　　主要时态：_______________________ •Beginning→My hometown is amazing. It is famous for ________________．(lakes/mountains/forests …) •Body→ Supporting 1→水污染：There is _____________. Developing→Some lakes __________________ because people _________ into them.(become dirty/become small/put waste/throw rubbish …) Supporting 2→垃圾污染：Rubbish pollution also ________________． Developing→With more ________, there is _____________ than before. (visitors/factories/more stores/more rubbish …)The _______ around the lakes are ______ too.(buildings/roads/clean/dirty … •Ending→ There are ________________________, such as _____________________________． (way/clean up the road/stop putting dirty water …) Ⅱ.核心短语 1. 周围；到处 ___________ 2. 对做某事感到自豪 __________________ 3. 例如 _________ 4. 转变成 __________ 5. 在陆地上 ___________ 6. 下降 ___________ The Natural Wonder in My Hometown By Li Hua My hometown is amazing._______________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ _________________________________________________________________________ $$