Unit 2 Period 2 Learning About Language（课件PPT）-【优学精讲】2026-2027学年高中英语选择性必修第二册同步课件（人教版）

Period 2　Learning About Language 复习名词性从句 返回导航 内 容 索 引 要义详析 探究语法 1 1 课堂微练 即时检验 2 要义详析 探究语法 第一部分 4 在复合句中起名词作用的从句叫名词性从句，可以作为一个整体看待，其作用相当于一个名词。名词性从句包括主语从句、宾语从句、同位语从句和表语从句四类。 返回导航 (1)(教材P14)The first time that she had to write an essay, her tutor explained that she must acknowledge what other people had said if she cited their ideas, but that he mainly wanted to know what she thought! 她第一次写论文时，她的导师解释说，如果她引用他人的观点就必须要注明，不过导师主要是想了解她本人的观点！ (2)(教材P15)What surprised her was that she found herself speaking up in class after just a few weeks.　令她惊喜的是，仅仅几周后，她就能在课堂上大胆发言了。 感知经典 一、名词性从句的连接词 返回导航 (3)The little girl looks as if she has been crying for a long time. 这个小女孩看起来好像已经哭了很久。 (4)How it is used, whether it is a blessing or a curse to mankind, depends on mankind and not on the instrument. 怎样使用它，它究竟是给人类带来幸福还是带来灾难，这完全取决于人类自己，而不取决于工具。 (5)(北师大必修三U9)This is because when we experience things for the first time, we often have strong feelings of fear or excitement. 这是因为我们第一次经历事物时，常常会产生强烈的恐惧感或者兴奋感。 返回导航 (6)It is generally considered unwise to give a child whatever he or she wants. 人们普遍认为，孩子想要什么就给什么是不明智的。 返回导航 1．that引导名词性从句时，只起连接作用，没有意义，在从句中不作成分。 2．whether引导名词性从句，意为“是否”，在从句中不作任何成分。有时可用if引导宾语从句，但一般不用if引导主语从句、表语从句或同位语从句。 3．连接代词what、who(m)、whose、which、whatever、whoever、whichever等引导名词性从句时，可在从句中作主语、宾语、表语、定语等。 明悉规则 返回导航 4．连接副词when、where、why、how引导名词性从句时，在从句中作状语。 5．because、as if/though等也可引导表语从句。 返回导航 (1)It is believed that good communication between teachers and parents contributes to students' better development. 人们认为，老师和家长之间的良好沟通有助于学生更好地发展。 (2)It is essential that every student (should) take part in physical exercise regularly to keep fit. 至关重要的是，每位学生都该定期参加体育锻炼来保持健康。 感知经典 二、it作形式主语或形式宾语 返回导航 (3)I find it surprising that our class has won the first prize in the English singing competition. 我觉得很惊讶，我们班竟然在英语歌唱比赛中获得了一等奖。 (4)I would appreciate it if you could take my application into account and reply at your earliest convenience. 如果您能考虑我的申请并尽早回复，我将不胜感激。 (5)My deskmate sees to it that he reviews what he has learned every night before going to bed. 我的同桌确保每晚睡前都会复习当天所学的内容。 返回导航 明悉规则 返回导航 2．think、find、feel、consider、make、believe等动词后跟宾语和宾语补足语时，通常用it作形式宾语，而将真正的宾语后置。 3．have、take (认为)、like、love、enjoy、appreciate、hate等动词后常跟it作形式宾语，再跟宾语从句。 4．介词后不能直接跟that引导的宾语从句，须先接it再接that从句。 返回导航 (1)My mother hopes (that) I can make more friends at school and that I will take good care of myself.　妈妈希望我能在学校交到更多朋友，同时也能照顾好自己。 (2)The teacher asks whether/if we have understood the grammar rules she explained just now.　老师询问我们是否听懂了她刚才讲解的语法规则。 (3)We are having a discussion about whether we will hold the English corner next Friday. 我们正在讨论下周五是否要举办英语角这件事。 三、名词性从句应注意的问题 感知经典 返回导航 (4)The question whether we can finish the group project in three days hasn't been answered yet. 我们能否在三天内完成这个小组项目，这个问题还没有答案。 (5)The teacher asked us whether or not we had finished reading the novel assigned last week. 老师问我们是否已经读完了上周布置的那本小说。 返回导航 1．that的省略规则 (1)that引导主语从句、表语从句、同位语从句时不可省略； (2)that引导宾语从句时可以省略，但如果有两个或多个宾语从句时，往往只省略第一个that。 2．whether与if (1)whether可引导主语从句、宾语从句、表语从句或同位语从句，但if一般只引导宾语从句； (2)介词后可跟whether引导的宾语从句，不跟if引导的从句； (3)跟or not或动词不定式连用时，用whether引导从句，不可用if。 明悉规则 返回导航 课堂微练 即时检验 第二部分 18 Ⅰ.单句语法填空 1．______________ is known that well begun is half done. You are welcome to join us as soon as possible. 2．They couldn't understand ______________I refused to take part in the party. 3．On Monday afternoon, we attended a lecture on ______________ life exists on other planets. It why whether 返回导航 4．The teacher told the students ______________they should hand in their homework the next day and that the homework must be signed by their parents. 5．The question is ______________ we have enough resources to complete this project on time. 6．The whole class is talking about ______________ we will go to the museum for a field trip next month. 7．______________you should keep in mind is that most students feel nervous like you. that whether whether/how What 返回导航 8．The question ______________ should do the job requires consideration. 9．You can choose ______________ book you like best from the school library. 10．You can rely on ______________ that my introduction and efforts can deepen visitors' understanding of traditional Chinese culture. who whichever it 返回导航 Ⅱ.语法与写作 1．同学们正在讨论下周我们是否要去参观农场。 The students are discussing ____________________________________. 2．我们可以确定，要是天气好，运动会就会按计划举行。 We can ____________________________________________________if the weather is fine. whether we will visit the farm next week depend on it that the sports meeting will be held as planned 返回导航 3．他在会上和我们分享的是他学习英语的宝贵经验。 ___________________________________is his valuable experience of learning English. 4．我们坚信，游客们能够通过这项活动更深入地了解中国传统文化。 We hold the firm belief ________________________________________ _________________through the activity. 5．他喜欢在做数学作业的时候听自己最喜欢的音乐。 He _____________________________________________while doing his math homework. What he shared with us at the meeting that visitors can learn more about traditional Chinese culture likes it when he can listen to his favorite music 返回导航 $