Unit 1 Period 3 Learning About Language 语法精析课（教用Word）-【金榜题名】2025-2026学年高二英语选择性必修第三册高中同步学案（人教版）

本高中英语讲义聚焦动词不定式作表语这一核心语法点，通过“读句感悟”活动引导学生从例句中感知其表示具体事情或将要发生的事情的用法，再经“语法精析”系统梳理作表语的五大基本功能，构建从感知到理解的学习支架。 资料亮点在于以实例驱动语法学习，“读句感悟”培养学生观察归纳的思维品质，多样化练习（单词拼写、语法填空等）提升语言运用能力与学习能力。课中助力教师高效授课，课后可帮助学生巩固知识，查漏补缺，实现语法学习的学以致用。

Period 3　Learning About Language　语法精析课 素养目标 1．Discover and understand Infinitive. 2．Learn and distinguish the differences between Infinitive as predicative and attributive. 3．Learn and master the functions of Infinitive. 4．learn and use Infinitive fluently in writing. Activity 1　读句感悟 阅读下列句子，认真感悟加黑部分，并完成方框下的小题。 (1)Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. (2)During the Middle Ages，the purpose of Western art was to teach people about Christianity. (3)In this work，Monet's aim was to convey the light and movement in the scene... 在以上句子中，动词不定式都是作表语，表示具体的事情或将要发生的事情。 Activity 2　语法精析 动词不定式是非谓语动词的一种，它没有人称和数的变化，动词不定式具有名词、形容词和副词的特征，在句中可以作主语、宾语、表语、定语、状语、宾语补足语等，但不能作谓语。本单元主要复习动词不定式作表语的用法。 一、基本用法 动词不定式可以放在be，become，sound，taste 等系动词后面作表语。具体用法如下： 1．表示目的。 The next step is to make sure that you know exactly what is required. 下一步是确保你确切知道需要什么。 The purpose of education is to develop a fine personality in children. 教育的目的是发展儿童美好的品格。 2．表示事态发展的结果、预期的结果、不幸的命运或预言。 That experience was to change his whole life. 那次经历会改变他的整个生活。 You must speak out，if we are to remain friends. 如果我们要继续做朋友，你必须直言不讳。 You are to die at ninety-eight. 你会在98岁时去世。 3．用于第一人称疑问句，表示征求意见。 What am I to say if they ask me the question? 要是他们问我这个问题，我该怎么回答呢？ What am I to do if I have no money? 如果没有钱，我该怎么办呢？ 4．用于被动语态，相当于can/could，should，ought to，must，具有情态意义。 You are to be rewarded. 你应该受到奖励。(should) It's nowhere to be found. 哪儿也找不到它。(can't be) These books are not to be sold. 这些书不应该被卖掉。(ought not to be) 5．表示“同意、安排、命令、决定、劝告、意愿、禁止”等。 They are to marry next week. 他们将在下周结婚。(安排) Children are not to smoke. 不准儿童吸烟。(禁止) You must be patient if you are to succeed. 如果你想要成功，就必须有耐心。(愿望) Ⅰ.单词拼写 1．Within two months in 1817, Keats had written an entire volume of poetry, but was sharply criticized (批评) by a magazine. 2．The impressive permanent (永久的) collection includes Turners and Romneys and the temporary exhibition programme has Canaletto and the artists from St Ives. 3．Knowledgeable guides will entertain you with the most interesting stories about Presidents, Congress, memorials (纪念馆), and parks. 4．China needs investment (投资) in scientific research institutions and universities in basic research of quantum(量子) science technology. 5．We are looking for strength, speed and skills, but we also want people who have a good character, who are humble (谦逊的) and who can act as team players. 6．It's confirmed by the Australian government that the world's largest and relatively well-protected reef system is increasingly in decline (下降)． 7．He bronze horse head sculpture (雕像), a treasure from China's Old Summer Palace that went missing 160 years ago, returned to its original palace on Tuesday. 8．I would like to convey my heartfelt appreciation to you for your kind assistance in my English learning. 9．She's the most exciting British singer to emerge (出现) on the pop scene for a decade. 10．As we know，early settlers had to cope with very primitive living conditions. Ⅱ.单句语法填空 1．The main purpose of this activity is to_let (let) more people understand the importance of learning Chinese. 2．My dream is to_be_admitted (admit) to a key university and make contributions to our society in the future. 3．The goal of education is to_develop (develop) a fine personality in children. 4．What you need to do is treat/to_treat (treat) your body better and live more healthily than before. 5．The singer is acknowledged as one of the representatives (representative) of the youth of her generation. 6．This new picture is valuable and I will get it framed (frame) soon. 7．As is reported on TV，the fires are likely to permanently (permanent) deforest the land. 8．Even gentle and artful criticism (criticize) takes courage—a courage I haven't always had. 9．Many people made up their minds to take part in the memorial (memory) activity on Sunday. 10．One of the most important changes concerns the investment (invest) of pension contributions. Ⅲ.短语填空 focus...on...；be fascinated by；be impressed by；be faced with；regard...as...；achieve one's goal；leave alone；come true；fill in；in decline 1．It was his years of hard work that contributed to achieving_his_goal. 2．Hunger makes it hard to keep your mind focused_on learning, no matter what your age is. 3．It was once common to regard Britain as a society with class distinctions. 4．The children were_fascinated_by the toys in the big department store and went to buy what attracted them. 5．During the examination, when you are faced with a difficult problem and can't solve it, you'd better skip it and deal with other questions. 6．When asked about his impression of Beijing，he said he was_impressed_by its unique culture and architecture. 7．Sophia said the volunteers were important because they were the ones who helped to make the wishes come_true. 8．You will be asked to fill_in a form with details of your birth and occupation. 9．Suppose you were_left_alone on a desert island，what would you do to stay alive? 10．As the economy was in_decline,_some people in the town had lost their jobs. 学科网（北京）股份有限公司 $