UNIT 1 Section Ⅲ Learning About Language—Discover useful structures-【金版新学案】2024-2025学年高中英语选择性必修第三册同步课堂高效讲义配套教参（人教版2019）

Section Ⅲ　Learning About Language—Discover useful structures 动词不定式作表语 语法串烧 我的发现 　　The purpose of artworks is ①to give people certain feelings，such as a sense of joy or sadness from the inside out.Good works of art seem not only ②to play a role in visual appreciation of life，but also ③(to) help people understand the nature.They even appear ④to turn into spiritual strength to support our lives，making every detail of life as meaningful as the person or object in the work of art. ①动词不定式短语在系动词is后作表语； ②动词不定式短语在系动词seem后作表语； ③but also连接并列的作表语的动词不定式短语； ④动词不定式短语在系动词appear后作表语。 动词不定式是非谓语动词的一种形式，可以放在系动词be之后作表语，通常说明或解释主语的内容，也可表示将来的动作。 1．动词不定式作表语的基本用法 (1)常见的动词：动词不定式作表语，一般紧跟在系动词如be，seem，remain，appear，get等后面，用来说明主语的内容。 Her wish is to become a key college student after graduation. 她的愿望是毕业后成为一名重点大学的学生。 (2)常见的主语：通常是suggestion，wish，idea，task，purpose，duty，job，goal，aim，way等表示意向、打算、计划的词及what 引导的主语从句等。 (2023·新课标Ⅰ卷)My suggestion is to group students based on their language abilities or to let students choose their own partners. 我的建议是根据学生的语言能力进行分组，或者让学生自己选择搭档。 学生用书第15页 [温馨提示]　当主语部分有实义动词do的某种形式时，用作表语的动词不定式可以省略to。 All you do now is (to) complete the form. 你现在要做的是把这张表填好。 What I'll do is (to) tell her the truth. 我要做的就是告诉她真相。 (3)表达的含义： ①主语(事物)＋be＋动词不定式(作表语)表示主语的具体内容。 ②主语(人)＋be＋动词不定式(作表语)表示将来的动作。 His plan is to clean the room. 他的计划是打扫房间。 The students are to meet at the school gate tomorrow. 明天学生们将在学校大门口见面。 [温馨提示]　1.动词不定式的被动形式作表语，具有情态意义，其be＋to be done形式相当于can/could/should/ought to/must＋be done。 You are to be rewarded. 你应该受到奖励。(should be rewarded) These books are not to be sold. 这些书不应该卖掉。(ought not to be sold) 2．有些作表语的动词不定式，在结构上是主动的，但在意义上却是被动的。 She is to blame.她应该受到责备。 Something is still to find out.有些东西还有待查明。 ◎巧学活用1——完成句子 ①我们的计划是下周完成这项工作。 Our plan is to_finish_the_work_next_week． ②我的美国老师即将离开中国。 My American teacher is_to_leave_China_soon． ③最重要的是征服你自己。 The most important thing to do is (to)_conquer_yourself． ④我在高中最想做的事就是提高我的英语水平。 What I want to do most in senior high is (to)_improve_my_English． 2．动词不定式与动词­ing形式作表语的区别 动词不定式作表语 强调的是一次性、具体的、将要发生的动作 动词­ing形式作表语 强调的是一般性、抽象的、经常发生的动作 My dream is to enter Peking University. 我的梦想是考入北京大学。 My first job was working at the Ukiah Library when I was 16 years old. 我16岁时，第一份工作是在尤凯亚图书馆工作。 ◎巧学活用2——单句语法填空 ①To do two things at a time is (to)_do (do)neither. ②Our work is serving (serve)the people heart and soul. ③Its goal is to_make (make) sure all children have a chance for education. ④Old Tom's present job is sweeping (sweep)streets every day. 学生用书第16页 维度一　单句语法填空 1．(2023·新课标Ⅰ卷)The task John set for himself was to_remove (remove) harmful substances from some sludge (污泥). 2．(2022·新高考Ⅰ卷)The GPNP's main goal is to_improve (improve) connectivity between separate populations and homes of giant pandas，and eventually achieve a desired level of population in the wild. 3．After school，some students remained to_help (help) the teacher clean the classroom. 4．The next step is to_make (make) sure that you make a reasonable plan. 5．As a matter of fact，the careless driver is to_blame (blame) for the terrible accident. 6．To change your attitude is to_change (change) your life. 7．The view from the mountaintop was visually (visual) breathtaking and unforgettable. 8．The volunteer's investment (invest) of time and effort helped many in need. 9．The teacher's constructive criticism (criticise) helped the student improve his essay writing skills. 维度二　语法与写作 1．他希望能被这所大学录取。 What he hoped was to_be_admitted_into_the_university． 2．减轻压力最有效的方法之一就是跟你信任的人谈谈你的情感。 One of the most effective ways to reduce stress is to_talk_about_your_feelings_with_someone you trust. 3．拍摄视频博客最重要的一点在于讲一个好故事。 The most important thing about vlogging is to_tell_a_good_story． 4．下一步是要弄清楚需要的是什么。 The next step is_to_make_sure what is required. 5．这次活动的目的是唤醒学生们保护环境的意识。 The purpose of the activity is_to_arouse_the_students'_awareness of protecting the environment. 6．此次事故我应负责任，因此，我写信向您道歉。 I am_to_blame_for_the_accident and hence，I am writing to apologize to you. 维度三　语法与语篇 用括号内单词的正确形式填空。 My aim in life is 1.to_protect (protect) the environment for future generations.My wish is 2.to_become (become) an environmental consultant after graduation.Many people think that pollution cannot be stopped if we want the country to develop.But that is not true.What I suggest is 3.to_cut (cut) back on dangerous and dirty waste from factories.Many times，factories which produce a large quantity of goods are 4.to_blame (blame) for much pollution in the environment.Besides，what people should pay attention to is 5.to_purchase (purchase) products which can be recycled. 学科网（北京）股份有限公司 $$