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2019-2020年高中英语 Unit 7 lesson1the spirit of exploers教案1 北师大版必修3一、 章节分析（一）综述本章节是补充阅读材料，介绍The Native Plant Gardens in Victoria, British Columbia, Canada的植物来源、园艺匠的职责以及它的用处。本课的任务有两个：1 对课文进行整体阅读，培养学生略读、扫读、细读等阅读能力。2 拓展学生的生物知识。3（二）阅读目标1 知识目标学习课文中重点词、词组、句型和语法。2 能力目标提高学生的阅读理解能力和培养学生的阅读技巧。阅读准备、略读、扫读、细读等是高中学生必须具备的阅读技能。 3 情感目标启发学生对植物的关爱， 了解植物园的科学价值和作用。 （三）教学方法 采用任务型教学法，通过表演、提问、小组合作等手段，来达到教学目的。（四）重点和难点1 词汇学习1) 核心词汇l contain l local l cultivate l check l location l record l yearlyl availablel identificationl hands-onl regularly2) 拓展词汇l ecology l bed l settingl nursery3) 词组和短语l care for l a large collection of 教学内容教学实施建议教学资源参考Pre-reading 这部分是主阅读的延伸，故在引入环节可以采用复习手段，既能加深学生对本章节主题的理解，又能很自然过渡到对课文的阅读。要求学生思考两个问题:l Where do the weird plants grow?l Where else do plants usually grow?l What do plants need for their growth?在学生回答问题的同时，pre-teach一些单词，如，nursery, botanical gardens; gardener; care for等。While-reading 这是本课的主体部分，也是老师要处理的重点，既要引导学生学习重点词汇和句型，又要提高学生的阅读理解能力，培养学生的阅读技巧。l 要求学生带着问题快速通读全文，了解文章大意。l 要求学生分段阅读，针对各段采用提问，完成表格等不同手段进一步理解课文，然后总结段落大意，掌握文章的篇章结构。完成A2中的练习。l 培养学生猜词能力。在阅读的过程中，要求学生根句上下文，推测新单词的词意。完成课本第54页A1中的练习。牛津英语教学参考Post-reading 这是课文的拓展部分，对本部分的处理，建议分为两快。l 要求学生根据自己生活经验来描述自己种植某种植物的经历。 l 要求学生四人或五人为一小组，课后进行网上调查或实地考查后介绍当地某个植物园或学校里的生物角，然后全班交流。链接1说明：与课文主旨相关的完型阅读训练篇章。Close your eyes and picture a desert. Do you see a hot, dry, sunny place covered in sand and without plants? You might be surprised to know that many remarkable plants can be found even in the hottest and driest deserts of the world.One of these plants is the cactus. Cacti( more than one cactus) are perfectly _1_ for life in the desert biome. They have no leaves, but they have thick, green stems that soak up sunlight and _2_ water inside.Most cacti are covered with sharp spines. These are for _3_ against animals that would love to take a bite out of the cactis juicy stems. Many desert plants also produce a long taproot _4_ grows deep into the ground. The taproot finds water deep beneath the surface of the ground.Deserts are found in many different parts of the world. But plants in the cactus _5_ are found only in deserts of North America and South America.If you visit a desert in Africa, you will see plants that have no leaves and are covered with spines. They look like cacti, _6_ they are not. The crown-of-thorns is an _7_. How do we know this plant is not a cactus? Scientists classify plants _8_ their flowers. _9_ both the cactus and the crown-of-thorns have thorns, their flowers are pletely different.When you are outdoors, look at the plants you see growing around you. Think about how they are adapted to their biome.Then, go to a garden store, and look at the plants for sale. Many of them e from different biomes. Choose one you like, and ask how best to grow it. If you decide to buy it, make sure it has the _10_ water, sunlight, soil and air temperature. Make its home as much like its natural biome as you can.1. A) adoptedB) adapted C) appliedD) adjusted2. A) trap B) keepC) saveD) store3. A) attackB) protectionC) preservationD) defense4. A) asB) with whichC) thatD) it5. A) cycleB) groupC) familyD) branch6. A) butB) andC) soD) for7. A) exampleB) exceptionC) excerptD) expectation8. A) as forB) according to C) resulting fromD) with reference to9. A) Even thoughB) WhenC) As D) If10. A) hands-onB) idealC) enoughD) properKeys:1. B 2. D 3. B 4. C 5. C 6. A 7. A 8. B 9. A 10. D
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