UNIT 5 Section Ⅱ Using language（课件PPT）-【精讲精练】2025-2026学年高中英语选择性必修第二册（外研版）

该高中英语课件聚焦“人与自然之自然灾害与防范”主题语境，核心讲解非谓语动词（it作形式宾语用法）及短语动词（break, take相关短语），通过教材例句导入，语法从替代不定式、v.-ing短语、从句分层梳理，短语动词结合主题场景，构建语法-词汇-应用的学习支架。 其亮点在于以核心素养为导向，语言能力通过即时演练（单句语法填空、写作）提升表达，思维品质通过辨析it作形式宾语用法培养分析能力，学习能力借助分层练习（随堂巩固、课时作业）促进策略调适。实例如语法分类讲解配情境例句，助力学生语言运用与思维发展，为教师提供系统教学资源，提高教学效率。

UNIT 5　A delicate world 主题语境——人与自然之自然灾害与防范 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world Section Ⅱ　Using language 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 目 录 01 CONTENTS 04 语法精讲·技能培养 课时作业·知能达标 02 核心知识·关键能力 03 随堂演练·巩固提升 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 语法精讲·技能培养 01 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world it to go spending 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world depend on it that took it for granted that they would not come can rely on it that 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 核心知识·关键能力 02 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world (机器)出故障 (身体)垮掉 消除 the children broke into cheers． 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world take in take up take off has taken on a new look． 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 随堂演练·巩固提升 03 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world that that it to raise it 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world attempting it if it that 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world think it possible to master makes it easier for me to find a depend on it that good job 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world would appreciate it if depend on it that you can solve the problem 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 课时作业·知能达标 点击进入Word 04 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 谢谢观看 返回目录 英语·选择性必修 第二册(配WY版) 1 UNIT 5　A delicate world 当动词不定式(短语)、v.-ing(短语)或从句作宾语时，为了保持句子结构的平衡，常用it作形式宾语，而将真正的宾语放在句子后面。常以it作形式宾语的动词：feel，consider，find，believe，make，think等。 1．it作形式宾语，代替动词不定式(短语) ◆We make it a rule to visit the old every weekend. 我们规定每个周末都去拜访老人。 ◆He likes to stay up late，so he often feels sleepy，which makes it difficult for him to concentrate on what he is doing. 他喜欢熬夜，所以经常犯困，这使他难以专注于正在做的事情。 2．it作形式宾语，代替v.-ing(短语) 用v.-ing(短语)作真正的宾语时，其宾补通常是no use，no good，useless，a waste of time，worthwhile等。 ◆I don't think it worthwhile taking the trouble to do it. 我认为这件事不值得费心去做。 [即时演练1]——单句语法填空 (1)We feel __ our duty to make our country a better place in a near future. (2)No matter where he is，he makes it a rule _____ (go) for a walk before breakfast. (3)I think it no good ________(spend) too much time watching TV every day. 3．it作形式宾语，代替从句 (1)在一些习惯用法中，it在hate，like，love，appreciate，enjoy，depend on，rely on，count on等动词后作形式宾语，代替其后的宾语从句。 ◆I hate it when someone makes a mess of my learning materials on my desk. 我讨厌有人把我桌子上的学习材料弄得乱七八糟。 ◆I would appreciate it if you could let me know in advance whether or not you will come. 如果你能提前告诉我你是否会来，我将不胜感激。 (2)在一些特殊结构中，常用it作形式宾语。 owe it to sb that 多亏……/幸亏…… take it for granted that...认为……是理所当然的 see to it that...确保…… ◆Tom owes it to his doctor's care that he is quite well again. 汤姆把身体又好起来归功于医生的照料。 ◆He seemed to take it for granted that he should speak as a representative. 他似乎理所当然地认为他应当作为代表发言。 [即时演练2]——完成句子 (1)你放心，我们会一直帮助你的。 You _______________ we shall always help you. (2)我理所当然地认为他们不会来，但令我惊讶的是，他们准时到了。 I ______________________________________，but to my surprise，they arrived right on time. (3)你可以依赖我们在你需要时我们会助你一臂之力。 You _________________ we will give you a hand when you are in need. break in　强行进入；打断(谈话)，插嘴 break into　闯入，破门而入 break out　爆发，突然发生 break through　突破；克服，战胜 break up　打碎，破碎；解散；结束；拆散 (教材原句)Decomposers break down dead animal and vegetable matter into nutrients. 分解者把死去的动植物分解成营养物质。 [练通]——写出下列句中break down的含义/ 完成句子 (1)The truck my dad drove often broke down on the way，which made my dad in trouble.______________ (2)If Tim carries on working like this，he'll break down sooner or later. ________________ (3)Getting young people together will help to break down the barriers between them.___________ (4)他们赢得比赛的好消息一宣布，孩子们就欢呼起来。 Instantly the good news that they won the match was announced，___________ _________________．(续写佳句之动作描写) take off　起飞；匆匆离去；脱下；大获成功 take on　呈现；雇用；承担 take over　接收；接管；取代 take up　占去；占据；开始从事 (教材原句)They absorb water，and take in nutrients from the soil and energy from the sun. 他们汲取水分，从土壤中吸收营养，从太阳中吸收能量。 [练通]——用take的相关短语填空/ 完成句子 (1)I could hardly _______ what the teacher said in class，which made me in low spirits. (2)Smartphones not only _______ our valuable time，but also do great harm to our health. (3)I watched him ________ his basketball uniform and replace it with a baseball uniform. (4)随着科技的发展，我们的祖国呈现出新的面貌。 With the development of science and technology，our country ______________ _____________． Ⅰ.单句语法填空 1．That was why none of the children thought it unusual ____ David had decided to join the cross-country team. 2．We all thought it a pity ____ such a talented all-around athlete had to retire from the sports scene due to an injury. 3．We should always keep __ in mind that success does not come easily and requires hard work，perseverance，and dedication. 4．Most people feel it necessary for people ________(raise) their awareness of protecting environment. 5．How would you like __ if you were watching your favorite TV program and someone came into the room and just shut it off without asking you? 6．He thought it totally senseless __________(attempt) to rush through the task without proper planning，as it would only lead to more problems in the future. 7．(2024·重庆西南大学附中期末)The last flight was canceled，which made __ impossible for him to attend the conference. 8．I would appreciate it __ you could give me a hand with my work tomorrow. 9．People in ancient times took __ for granted that the sun moved round the earth. 10．You can depend on it ____ he will deliver the goods as soon as possible. Ⅱ.语法与写作 1．我认为不记单词掌握一门外语是不可能的。 I don't ___________________________ a foreign language without remembering words. 2．我精通英语，这使得我更容易找到一份好工作。 I have a good command of English，which _____________________________ _____________． 3．你可以相信，中国始终是那个能保持睦邻友好的国家。 You can _________________ China is always a country to live in harmony with her neighbors. 4．如果你能考虑我的提议，我将不胜感激。 I ____________________ you could take my proposal into consideration. 5．我相信你能自己解决问题，因为你有找到解决方案的能力。 I ______________________________________ on your own because you have the ability to find a solution. $