Unit 3 Fascinating Parks Discover useful structures 课件 -2025-2026学年人教版高中英语选择性必修第一册

该高中英语课件聚焦新人教版选择性必修一Unit 3的动词-ing形式语法，系统梳理动名词和现在分词的功能及结构类型，通过阅读文本例句和英语谚语导入，从基础功能（主、宾、表等）过渡到动名词作主语的详细用法，构建循序渐进的学习支架。 其亮点在于结合阅读文本实例分析功能（如“Checking my watch, I see...”作状语）和谚语（如“Doing is better than saying”作主语），通过对比动名词与不定式作主语的区别培养思维品质，设计梯度练习巩固知识提升学习能力。学生能在语境中理解语法，教师可依托资料高效开展语法教学。

Discover Useful Structures Unit 3 Fascinating Parks 新人教版选择性必修一 v.ing 形式 动名词 现在分词 主语 表语 宾语 定语 定语 状语 表语 宾补 动词-ing形式既具有动词的特征，同时又具有名词的特征，因此，它可以在句中作多种句子成分。 同位语 Functions subject 主 补 状 定 表 宾 predicative attribute object complement adverbial object v.ing 结构 一般式 完成式 doing being done 主动 被动 主动 被动 having done having been done Then find more sentences with the -ing form from the reading passage and state their functions. Around 9,000 years ago, this ice melted, leaving behind about 100 glaciers. Following the reindeer were the Sami people... Checking my watch, I see that it is 7:30 a.m. There are a few reindeer feeding on grass.. some sweet and sour berries that I found growing near my tent. For hundreds of years, looking after reindeer was a way of life for the Sami. Here I am, alone under this broad sky, breathing the fresh air, and enjoying this great adventure. Predicative attributive adverbial adverbial subject Object Complement adverbials Observe some common English proverbs and daily expressions in life. Doing is better than saying. Seeing is believing. Living without an aim is like sailing without a compass. Talking mends no holes. Reading enriches the mind. V-ing form as the subject 动名词形式作主语 the v-ing form as the subject Looking after reindeer was a way of life for the Sami.（放牧驯鹿曾是萨米人的生活方式。） “Reading stories is one of my favorites.”（读故事是我的最爱之一。）Playing basketball makes our body strong.（打篮球使我们的身体强壮。 一. V-ing作主语概念 V-ing 形式通常直接置于句首作主语，常用来表示经常性、习惯性的动作或抽象的概念。 the v-ing form as the subject Tipping has always been a vital source of income...（给小费一直是……的重要收入来源。） Reading is an important skill in learning English. （阅读是学习英语的一项重要技能。） 二. 谓语动词单复数判定 1.单个动名词或动名词短语作主语：谓语动词一律用单数。 the v-ing form as the subject Going to bed early and getting up early is good for our health. （早睡早起对我们的健康有好处。） 二. 谓语动词单复数判定 2. 多个动名词并列作主语，指同一件事：谓语动词用单数。 the v-ing form as the subject 3.多个动名词并列作主语，指两件或多件不同的事：谓语动词用复数。 Hiking and listening to music are Jane’s hobbies.（远足和听音乐是简的爱好。） Travelling through space, visiting a pirate ship, or meeting an adorable fairytale or cartoon character are all possible at Disneyland.（原文例句）在这里，你可以遨游太空、登上海盗船，还能见到可爱的童话或卡通人物。 二. 谓语动词单复数判定 the v-ing form as the subject 1. It is no use / no good doing sth.（做某事是没有用处/好处的） It is no use crying over spilt milk.（覆水难收/后悔过去是没用的。） 如果 V-ing 短语过长，直接放在句首会让句子显得“头重脚轻”。为了平衡句子结构，通常会使用 it 作形式主语置于句首，而将真正的 V-ing 主语移至句尾。结构：It + be + 形容词/名词 + V-ing ...。常见的固定句型包括： 三.形式主语 It 的固定句型 2. It is a waste of time / energy / money doing sth.（做某事是浪费时间/精力/金钱的） It is a waste of time playing computer games all day.（整天玩电脑游戏是浪费时间。） 3. It is worthwhile / useless / pleasant doing sth.（做某事是值得的/无用的/令人愉快的） It is worthwhile seeing the film.（看这部电影是值得的。） the v-ing form as the subject 在特定的 There be 结构中，也常用 V-ing 作真正的主语，常见表达句型有： ①“There is no doing ...”表示“不允许、禁止某种行为的发生或存在”时，需用动词-ing形式作主语。  ②“There is no point / sense (in) doing sth”表示 “做……是没有意义的”，需用动词-ing形式作主语。 •There is no joking about such matters. 这种事开不得玩笑。 •There’s no point (in) wasting time. 浪费时间是毫无意义的。 四.There be句型 the v-ing form as the subject 当需要明确 V-ing 动作的执行者（逻辑主语）时，可以构成复合结构： ①形容词性物主代词+动词-ing形式 ②名词所有格+动词-ing形式 Their coming to help was a great encouragement to us.”（他们前来帮忙对我们来说是巨大的鼓舞。） Jerry’s not arriving on time made the people present angry.”（杰里未能按时到达令在场的人很生气。） 五.动名词作主语的逻辑主语 动名词与不定式作主语的区别 动词-ing形式：更接近于名词，多表示一般的、抽象的、泛指的概念，或者是习惯性、已经完成的动作。 例如：“Climbing mountains is great fun.”（爬山很有趣。） 例如：“To finish the task will take a long time.”（要完成这项任务将要花费很长时间。） 不定式 (to do)：多表示具体的某一次行为，特别是将来的动作。 It is a waste of time ________ (argue) with him about such a trivial matter. ________ (get) up early and going to bed early ________ (be) a good habit for your health. I can’t imagine Tom’s ________ (give) a speech in front of so many people. ________ (teach) English in the local middle school is his full-time job. There is no point (complain) about what has already happened. arguing Getting is giving Teaching complaining Exercise Fill in the blanks with the proper forms of the given verbs. (swim) in the river is dangerous for children. 7. It is no use (complain) about the heavy traffic. (not finish) homework on time will make the teacher unhappy. 9 ______ (she) singing at the party surprised everyone. 10. It is a waste of time (play) mobile phones all day. complaining Swimming Not finishing Her playing Exercise Fill in the blanks with the proper forms of the given verbs. Discover Useful Structures 新人教选择性必修一 Unit 3 Thank You ! $