Unit2 Bridging Cultures Period 2 Discover Useful Structures 课件-2024-2025学年高中英语人教版（2019）选择性必修第二册

Unit 2 Bridging Culture Discovering useful structures Learning aims 2 Lead in What do you know about noun clause? 名词性从句 主语从句 宾语从句 表语从句 同位语从句 同位语从句 That he was a loose cannon is true. I know (that) he was a loose cannon. The reason is that he was a loose cannon. The fact that he was a loose cannon is true. Study the sentences below and mark the noun clauses. 1. What seemed strange before now appears quite normal to Xie Lei. 2. What surprised Xie Lei was that she found herself speaking up in class after just a few weeks. 3. It’s important that Xie Lei keeps a balance between her studies and her social life. Lead-in 4 Study the sentences below and mark the noun clauses. 1. What seemed strange before now appears quite normal to Xie Lei. 以前看似奇怪的事情，现在对谢蕾来说很正常。 2. What surprised Xie Lei was that she found herself speaking up in class after just a few weeks. 令谢蕾惊喜的是，仅仅几周的时间，她就能在课堂上大胆发言了。 (subject 主语) (subject 主语) ( predicative表语) 5 3. It is important that Xie Lei keeps a balance between her studies and her social life. 谢蕾在学习和社会生活之间保持平衡是很重要的。 (subject 主语) 主语从句是在复合句中充当主语的从句，通常放在主句谓语动词之前；或由形式主语it代替，而本身放在句子末尾。 6 1. _________ did this will sooner or later be caught and will be punished. 2. __________ doubts he might have had about Ingrid were all over now. 3. ______ the delayed flight will take off depends much on the weather. Whoever Whatever When 一、主语从句：从句在句中充当主语成分 it 的用法: 形式主语 It’s possible / important / necessary / clear … that … 很可能 / 重要的是…… / 必要的是…… / 很清楚…… It’s said / reported … that … 据说 / 据报道…… It’s been announced / declared that … 已经通知 / 宣布…… It seems / appears / happens … that … 显然 / 明显 / 碰巧…… It’s no wonder that … 并不奇怪 / 无疑…… It’s a pity that … 遗憾的是…… It’s a fact / a common knowledge … 众所周知…… It’s a common saying … 俗话说 “if” 不能引导主语从句，应由“whether”引导 主语从句的“that” 一般不能省略 “what” 引导主语从句时，谓语动词： (1) 常与其后作表语的名词一致 (2) 根据句子的语境而定 · What you left here yesterday are only several old books. · What you told us at the conference is of great importance. · What he says and does doesn’t concern me. · What he says and does don’t agree. 8 二、宾语从句：从句在句中充当宾语成分（可以作谓语动词、介词、不定式等非谓语动词的宾语） that (常可省略), whether, if 连词： who, what, which, whoever, whatever when, where, why, how 1.当主句的谓语动词是一般现在时或一般将来时，宾语从句的谓语动词可以用所需要的任何一种时态。 2.当主句的谓语动词是一般过去时，宾语从句的谓语动词要用相应的过去时态，但当宾语从句叙述的内容为客观真理时，仍然用一般现在时。 The teacher told his class that light _______ faster than sound. travels 宾语从句注意事项 ◆表示“建议、命令、要求”等意义的动词，如suggest, demand, order, insist等，其后的宾语从句中谓语动词用should + 动词原形，should可省略。如： She demanded that he (should) return the books he borrowed from her. I suggest you (should) ask him some specific questions about his past. He ordered that the porter (should) lock the doors at night. ◆如果主句的谓语是过去时，宾语从句的时态要用过去的相应时态。但若宾语从句表示的是客观真理或自然现象，其谓语仍用一般现在时。如： The teacher told us that the earth moves round the sun. 连接词：that / whether / as if / as though (if 不引导表语从句) 连接代词：who / whoever / which / whatever 连接副词：when / where / why / how 三、表语从句：从句在句中充当表语成分，一般放在连系动词之后。作用：对主语进行解释说明。 Summary 1. 在表语从句中，表“是否”时，只能用“whether”不能用“if”。 2. 一般情况下,“that”不能省略。 3. It is / was why … 4. The reason (why … / for …) is / was that … 即学即练 1. This is ______ happens when you make rash decisions. 2. The best moment for the football star was ______ he scored the winning goal. what when 表语从句注意事项 ◆当主语是reason，且后面的表语从句表示原因时通常用that引导从句；而it, this或that作主语时，后面的表语从句可用because或why引导。如： The reason was that a lot of people like to make puns. I told her it was because people could make them into fried chicken. That was why I didn’t forget to smile at the old people whenever I saw them. ◆表语从句还可由as if / though, as等引导。如： It looks as if it is going to rain. The house looks as it did when he lived in it as a child. 以上从句为名词性从句中___________(类)，引导词可以有：___________________________________________ I have no idea when you began to learn English. how this would translate into Chinese. where they are spending their holidays. who my future boyfriend will be. why he was looking at me when he said that. which one would you recommend. what lies beyond the next valley. whom they are talking about in secret. whether the traffic is terrible on that way. that she has yet ever seen a man she cared for. 同位语从句 that / whether / what / who / when / where / why 等 Observe and Discover What is appositive? 同位语表示其同位成分的全部意义外，还可表部分含义。 同位语 We Chinese people are brave and hard-working. He is interested in sports,especially ball game. What is appositive clause? 同位语从句 There is no doubt that I will choose arts / science. The rumor that the Mayday lip-synced in their Shanghai concert was unreal. 在复合句中，同位语从句跟在_______词后面，并对其进行_______________, 即该从句在复合句中充当__________语 名 解释说明 同位 Let’s discover The rumor that the Mayday lip-synced in their Shanghai concert was unreal. Structure:先行词 + 引导词 + 同位语从句 rumor that 先行词 引导词 同位语从句 同位语从句的引导词 Usage of its Conjuctions 引导词的使用 Conjunctions 连接词 Conjunctive pronouns 连接代词 Conjunctive adverbs 连接副词 Meaning？ 意义 Component？ 在从句所做成分 that, whether what, which, who, whom, whose when, where, how, why 引导词 同位语从句：从句在句中充当同位语成分，一般跟在一些抽象名词（ idea, belief, fact, truth, rumour, news 等）后面，对名词作进一步解释说明。 同位语从句常用 that / whether 引导或连接副词 when / where / why / how。 Summary 即学即练 1. About 68% of those surveyed disagreed with the opinion ______ reading is boring or old-fashioned. 2. The __________ (possible) that something could go wrong required a state of hyper-awareness. that possibility The fact that she had apologized counted for nothing with him. The news that an earthquake hit the country gave everyone a shock. Suddenly the thought came to me that he could go blind. The thought that suddenly came to me is terrible. (that clause = the fact) （同位语从句） (that 指代 the news) （定语从句） （同位语从句） (定语从句） Compare and Discover We expressed the hope that they would come to China again. We expressed the hope that they had expressed. 同位语从句和定语从句的区别 1. 同位语从句: that 只起连接作用，不作任何成分； 定语从句: that 是关系代词，起连接作用，充当宾语和主语。 2. 同位语从句:与前面的名词是同位关系，对名词进行补充说明； 定语从句:与前面的名词是所属关系, 对名词进行修饰, 加以限定。 3. 同位语从句: that 不能省略； 定语从句: that 在从句中作宾语时, 可以省略。 Compare and Discover 1.Yesterday, word came that they won the football game. 2.A thought came to my mind that we should have a rest . 3.The fact can’t be ignored that he is an honest boy. word that thought that fact that ⑥同位语从句引导词可以不紧跟先行词(抽象名词)，而被动词隔开。 注意 Word came that… 消息传来说… News came that… 消息传来说… A story goes that… 传说… A saying goes that…有一句谚语说… 常见句式 特殊句式 1. She has a hope that all of you will go to university. 2. I dislike the idea that she told me yesterday. 3. He asked me the question who would give us a talk. 4. The fact that she explained to us is true. 5. He made an excuse that his car broke down on halfway. that that who that that 先行词+ be+ 从句,如果说得通，就是同位语从句，否则，不是。 hope idea question fact excuse The hope is all of you will go to university. √ The idea is she told me yeaterday. × √ The question is who would give us a talk. × The fact is she explained to us. √ The excuse is his car broke down on halfway. Summary 同位语从句 定义 先行词 引导词 特殊句式 与定语从句区别 Word came that… 消息传来说… News came that… 消息传来说… A story goes that… 传说… A saying goes that…有一句谚语说… that/whether 不充当成分 who/which/what/whom 主语/宾语 when/where/why/how 状语 抽象n. 当先行词是建议命令要求时从句谓语用should+动词原形 解释说明（抽象）名词内容的句子 先行词+be+从句说得通，即为同位语从句 名词性从句 noun clause 主语从句 subject clause 宾语从句 object clause 表语从句 predicative clause 同位语从句 appositive clause Summary: 在句子中起名词(或代词）作用的从句，统称为名词性从句。根据它们在句中所起的语法作用，可分为： 从句判断 1. 找谓语动词 2. 判断句式（简单句，并列句，复合句） 3. 区分主句和从句（跟在关联词后的是从句） 4. 判断从句类型 1. People often link their memory of _____ they’ve read to how far into the book it was or where it was on the page. (2024年新课标全国高考I卷) 2. Prof. Gracie, with all his patience, asked me to think about it beyond ________ I liked it or not. (2024年全国高考英语甲卷) 3. Perhaps most remarkable, however, was the fact ______ this man spent hours studying every day after hard physical labor. (2024年1月浙江高考英语) 4. I think a point that many people lose sight of is _____ easy it can be to fall behind schedule. (2024年1月浙江高考英语) 5. She decided that she would memorize _______ her classes were and then pretend that the rest of the place didn’t exist. (2024年1月浙江高考英语) 即学即练 what whether that Practice how where 6. I happen to know _____ Tang’s play The Peony Pavilion (《牡丹亭》) is similar in some ways to Romeo and Juliet. (2024年新课标全国高考II卷) 7. It was very exciting to hear the Chinese language and see _____ Tang’s play was being performed.(2024年新课标全国高考II卷) 8. Members leave books on park benches and buses, in train stations and coffee shops. _________ finds their book will go to the site and record where they found it. 9. After a heated discussion that lasted for ______ seemed like a century, Gunter put his phone down and started the car. (2024年新课标全国高考II卷) 10. The only opportunity she could seize to study was ______ her brother was having Chinese lessons with the family tutor. (2024年全国高考英语甲卷) that how 即学即练 Practice Whoever what when Thank you! See you ! $$