Unit 1 Section Ⅱ Learning About Language（word教参)-【状元桥·优质课堂】2023-2024学年新教材高中英语选择性必修第三册（人教版2019）

Section Ⅱ　Learning About Language (见学生用书P7) 动词不定式(短语)作表语 Ⅰ.用所给词的适当形式填空并体会其语法特征。 1．(教材P2)Perhaps the best way to understand Western art is 　to look　(look) at the development of Western painting over the centuries. 2．(教材P2)During the Middle Ages, the purpose of Western art was 　to teach　(teach) people about Christianity. 3．(教材P3)In this work, Monet's aim was 　to convey　(convey) the light and movement in the scene—the subjective impression the scene gave him—but not a detailed record of the scene itself. 4．Maybe Lippi himself cannot answer this question, so the only thing he can do is 　(to) resign　(resign)． Ⅱ.根据以上例句填空。 1．动词不定式(短语)作表语的结构为　系动词(be)＋to do或系动词(be)＋to be done　。 2．句1、2、3、4都是动词不定式(短语)作　表语　。 3．句4为　省略to　的动词不定式(短语)作表语。 动词不定式是非谓语动词的一种，可以放在系动词be, become, sound, taste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。 一、动词不定式(短语)作表语的用法 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．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名校大学生。 ►Whether the medicine works remains to be seen.这种药是否有效还要拭目以待。 ►The efforts made by the Tanzania National Park Authority seem to be paying off. 坦桑尼亚国家公园管理局所做的努力似乎正在得到回报。 2．主语是以way, aim, duty, hope, dream, idea, intention, purpose, mistake, plan, proposal, job, suggestion, task, goal等抽象名词为中心词的名词词组及what 引导的主语从句， 常用不定式作表语。 ►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。 ►The best way to build a great team is to gather a group of the most talented individuals. 打造一支出色的队伍最好的方法是把一群最有才华的个人聚集起来。 ►What he wanted to suggest was to cut down the price and increase the sales. 他想建议的是降低价格，增加销量。 3．疑问词＋不定式结构作表语 疑问词who, what, which, when, where, how, why后加动词不定式构成不定式短语， 它在句中可作主语、宾语和表语。 ►Our difficulty is where to find a guide leading us into the rainforest.我们的困难是在哪里找到一个带领我们进入热带雨林的向导。 ►The biggest challenge is how to prevent the spread of virus effectively. 最大的挑战是如何有效阻止病毒的传播。 4．be to do表示计划、安排、命令、注定、目的、应该、可能等意义。 ►Sweden is to close all high sch