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人教版(2019)必修 第一册Unit 4 Natural disasters Discovering Useful Structures 课件(共28张PPT+学案)

日期:2024-05-20 科目:英语 类型:高中课件 查看:55次 大小:212881Byte 来源:二一课件通
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    Unit 4 Section Ⅲ Discovering Useful Structures 【学习目标】 1.通过对教材的理解,了解重要词汇的基本用法。(语言能力)  2.通过分析教材例句,理解和掌握限制性定语从句的用法。(语言能力) 3.通过导学案的套用,以练促学,巩固限制性定语从句的用法,并学以致用。(学习能力) 【合作探究】 新知探究 核 心 单 词 知识点1 erupt vi.& vt.(火山)爆发;(岩浆、烟等)喷出;突然发生;爆发 *eruption n.喷发;爆发 (P52)The couple who live next to us volunteered to help after the volcano erupted.火山爆发后,住在我们隔壁的那对夫妇自愿去帮忙。 知识拓展 erupt from 从……喷出 erupt into 爆发为;突然发出(尤指叫喊) 经典佳句 The volcano may erupt and then there will be earthquakes.Isn't she afraid 火山也许会爆发,那将会引发地震,难道她不怕吗 融会应用  单句填空 (1)The volcano erupted and ash began to erupt     the crater. (2)Gradually, a regional conflict in the country erupted     violent warfare. (3)The     (erupt) of volcano makes many people lose their lives. 答案 (1)from (2)into (3)eruption 知识点2 supply n.[pl.]补给品;供应(量);补给 vt.供应;供给 (P52)The supplies which were provided to the disaster area were collected from around the country.向灾区提供的物资是从全国各地收集来的。 知识拓展 in short supply 短缺 have a good supply of... 备有许多…… school/medical supplies 学校/医疗用品 supply sth to sb=supply sb with sth 向某人提供某物 经典佳句 I'd like to buy a large backpack in advance to carry my supplies of food and water. 我想预先买一个大的背包来装食品和水等补给品。 名师点拨 其他表示“为某人提供某物”的短语: provide sb with sth=provide sth for sb offer sb sth=offer sth to sb 融会应用 Ⅰ.单句填空 (1)The government has supplied plenty of food and clothes     the local people since the earthquake occurred. (2)I'd like to know the reason why the milk is     short supply in this area now. Ⅱ.一句多译 没有必要担心,我们可以提供任何你需要的东西。 (3)There is no need to worry.We can                            . (4)There is no need to worry.We can                            . 答案 (1)to (2)in (3)supply you with whatever you need (4)supply whatever you need to you 知识点3 power n.电力供应;能量;力量;控制力;权力 *powerful adj.强有力的 (P53)Go to an open space away from buildings, trees, or power lines.去一个远离建筑物、树木或电线的空地。 知识拓展 have the power to do sth 具有做某事的能力 come to power 上台;执政(表示动作) be in power 执政;掌权(表示状态) beyond one's power 某人力所不能及的 经典佳句 Great art has the power to change lives.伟大艺术品的力量可以改变人们的生活。 融会应用  单句写作 (1)It is two years since the party                   .这个政党执政两年了。 (2)It is             to finish the task in two hours.两个小时完成这项工作超出了我的能力范围。 (3)I do believe that encouragement is             it can change a person.我确实相信鼓励的力量是如此强大,以至于它可以改变一个人。 答案 (1)came to power (2)beyond my power (3)so powerful that 知识点4 calm adj.镇静的;沉着的 vt. ... ...

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