Unit 5 学案18 Discnver useful structures-【名校学校本学案】2025-2026学年高中英语选择性必修第一册（人教版）

学案18 Discove 昆学习任务 At the end of the class,I will be able to 1.review the learned knowledge about the Subject 2.master the usage of subject clause; 3.use subject clause correctly in context; 4.learn the spirit of great people with the knowle 抽丝剥茧 Task1课前探究 根据教材内容及提示完成下列句子。 1. （袁隆平真正在乎 was not money or celebrity. 2.However, (他最 在乎的)was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat. 3. （如何做到这一点)wasa challenging question at the time. 4. (袁隆平实现了他的海水水稻梦)surprised the whole world. 5.It surprised the whole world (袁隆平实现了 他培育海水水稻的梦想). ■Further thinking 从句式上看，上述5句话都是 (简单/复 合)句；所填部分的共同特点是：1.它们在句中充当 了句子的 语；2.主语从句使用 语序； Task2课中突破 Activity 1:that/whether 1.However,whether it was possible to develop a hybrid of self-pollinating plants such as rice was a matter of great debate.(P50) 2.Whether she will win the prize is still unknown. Discover useful structures学案l8 r useful structures 课笔记 Clause; dge of the subject clause. 3.That she performed perfectly was due to her great efforts in training. 4.That the earth is round is a fact. O从属连词whether不作成分，译为“是否”；连词： that不作成分，放在句首不能省略，无意义。 Tp:置于句首表达“是否”含义时，只能用 whether不能用if。 Activity 2:who/what/which/whoever... 1.Who will go makes no difference. 2.What impressed people most about Yuan Longping was his ongoing ability to fulfil his dreams.(P51) 3.Which book I shall choose hasn't been decided. 4.Whoever is the last to leave should turn off the lights.(P105) 5.Whom we should elect as the monitor is still a question. 6.Whose book was left on the desk is a mystery. O连接代词who/what/which/whoever在复合句！ 中都可以连接从句与主句，它们在从句中可以作 Activity 3:how/why/where/when... 1.How this could be done was a good question. (P105) 2.Why she didn't show up remains a puzzle. (P105) 3.Where the meeting will be held is not known. 4.Why he cries is not clear. 5910 人教版英语选择性必修第一册 听 ◎连接副词how/why/where/when在复合句中都 课 可以连接从句与主句，它们在从句中作 记 Activity4:含形式主语it的句式 1.It is reported that no passengers were injured in the accident. 2.It is true that Chinese is becoming an international language. 3.It is a great pity that you missed the film. 4.It appears that the two leaders are holding secret talks. ○为避免头重脚轻，常用 作形式主语置 于句首，真正的主语从句后置。常见的t作形式 主语的句式有： 常见形式 常用的词 said, reported, believed, Itbe十过去分词 thought,suggested,demanded, +that十从句 hoped,discussed,expected strange, natural, obvious, Itbe十形容词+ wonderful, possible, clear, that十从句 important, evident, likely,surprising a good idea,good news,a pity, Itbe十名词+ surprise, no wonder,a that+从句 shame,knowledge,a miracle appear,seem, happen,turn It+不及物动词 out, don't matter, make +that+从句 no difference Activity5:主语从句作主语时主句谓语动词的数 第一组： 1.That he will pass the exam is certain. 2.Which book I shall choose hasn't been decided. 3.When they will start and where they will go have not been decided yet. 4.When and where the activity will be held has not been decided. @当单个的从句作主语时，谓语用 数； and连接两个以上的主语从句，谓语用 数；and连接同一个主语从句，谓语用 数。 1160 第二组： 1.What I want is the book. 2.What I want are some books. what引导的从句作主语时，谓语的单复数取决 它的 语。 Task 3 课堂盘点 连接词 在句中充当 连词 意义 类型 的成分 从属 that 无意义 不充当成分 连词 whether/if 是否 不充当成分 who(ever) (无论)谁 主、宾、表 连接 whose 谁的 定 代词 what(ever) (无论)什么主、宾、表、定 which(ever) (无论)哪个 主、宾、定 when(ever) (无论)何时 时间状语 连接 where(ever) (无论)何地 地点状语 副词 why 为什么 原因状语 how(ever) (无论)怎么 方式状语 Task 4 课后巩固 I.Match the sentence parts,and then translate the completed sentences into Chinese.Pay attention to how the subjects are introduced differently.(P53) remains an unanswered question. 2. is an important topic for us to research 3. is that these chemicals may even cause cancer. 4. these vegetables can even be planted without any soil through this new technology. is the reason why some people prefer to live in the country rather than in the city. A.What worries many people B.That the lifestyle is slower and healthier C.How we can find a suitable solution to produce sufficient food while keeping the environment safe D.When these wheat farmers will join this pilot experiment E.It amazed all of us that II.Read the passage and underline all the subject clauses.Then in pairs,discuss whether the sentences with subject clauses can be paraphrased.(P53) Grandma has been complaining about the vegetables sold in the supermarket,which have been grown using chemical fertilisers.To her, that they look beautiful on the outside is obvious.However,what she is unhappy about is the lower nutritional value and reduced flavour. Now that both of my grandparents have retired from their jobs in the city,how they are going to spend their retirement is an important decision for them.Whether they can live a healthy life is the first thing they are considering.So they have made up their minds to move to the countryside, where they can live a green life. II.What qualities do you think make a person like Yuan Longping so successful?Work in groups.Have a discussion and prepare a presentation.The following points and expressions may help you.(P53) his/her determination to tackle the crisis of… his/her intense effort to overcome... his/her dream to develop... his/her love and care for... he/she succeeded in... ·he/she never gave up.·· he/she is devoted to... What impresses me most is that... What makes him/her a great...is that... It is important that... Whether...depends on... That...is his/her most important quality. 课后反思 Discover useful structures 学案18 课笔 ●Homework Must do:I,用主语从句的知识完成下列句子 caused the accident and was responsible for it are not clear. I'm looking for is someone to take care of some of my personal business so that Ii may focus on my true passion:grocery shopping. 3 the girl didn't take medicine on time made her parents angry. 4. you go home or stay here won'ti make any difference to us. 5.The game is so exciting! team will win is uncertain. 6.He works very hard.It is no wonder he won many prizes. 1 interests me most is how the paintings are preserved. Ⅱ.翻译下列句子 1.你说的话给了我很大的鼓励，激发了我写作的！ 动力。 2.无论是谁取得了第一名都会获得一份礼物。 3.我从未想过那些偏远山村的孩子们的生活条件 是如此艰苦。 4.无论他为父母做什么，都会让他们很开心。 5.我想强调的是我们应该及时复习学过的内容。 6.学生应不应该使用电子词典笔引发了一场激！ 烈的讨论。 Choose to do:Try to describe a person you admire with subject clause. , 6110output greatly.3)Yuan's rice has helped feed not just China,but many other countries.4)Though he was known as the "father of hybrid rice",he cared little for wealth or fame.(要点5) Choose to do:Omitted 学案l8 Discover useful structures 抽丝剥茧 Task1课前探究 1.What Yuan Longping really cared about 2.what concerned him most 3.How this could be done 4.That Yuan Longping had realised his dream of seawater rice 5.that Yuan Longping had realised his dream of developing seawater rice Further thinking 复合主陈述 Task2课中突破 Activity2:主语(who只能作主语)、宾语、表语和定语 Activity3:状语 Activity 4:it Activity 5: 第一组：单复单 第二组：表 Task4课后巩固 I. 1.D这些小麦农户什么时候会加入试点试验仍然不得而知。 (当主语从句中句子成分完整，询问“时间”时，主语从句用 when引导) 2.C如何能够找到一个合适的解决办法，在保证环境安全的 同时，生产足够的粮食，是一个需要我们研究的重要课题。 (主语从句中句子成分完整，询问“方式”时，主语从句用how 引导) 3.A令很多人担心的是，这些化学制品甚至可能导致癌症。 (主语从句中缺少主语，表示“什么”用what引导) 4.E令我们所有人惊讶的是，通过这种新技术，可以无土栽培 这些蔬菜。(it为形式主语，that引导的从句是句子真正的 主语) 5.B有些人更喜欢住在乡下而非城市的原因是前者生活节奏 更慢、生活方式更健康。（主语从句结构完整且描述的是事 实，用that引导) Ⅱ. Grandma has been complaining about the vegetables sold in the supermarket,which have been grown using chemical fertilisers.To her,that they look beautiful on the outside is obvious.However,what she is unhappy about is the lower nutritional value and reduced flavour.Now that both of my grandparents have retired from their jobs in the city,how they are going to spend their retirement is an important decision for them.Whether they can live a healthy life is the first thing they are considering.So they have made up their minds to move to the countryside,where they can live a green life. 1.To her,that they look beautiful on the outside is obvious. -To her,it is obvious that they look beautiful on the outside. 2.However,what she is unhappy about is the lower nutritional value and reduced flavour.(Can't be paraphrased) 3....,how they are going to spend their retirement is an important decision for them. →.，，，it is an important decision for them how they are going to spend their retirement. 4.Whether they can live a healthy life is the first thing they are considering. It is the first thing they are considering whether they can live a healthy life. 0, Sample answers: What impresses me most is that Yuan Longping has succeeded in helping to feed so many people.It is important that he never gave up,despite many difficulties.That he succeeded in realising his dream is what makes him great. Homework Must do: 1. 1.What;who 2.What 3.That 4.Whether 5.Which 6.that 7.What Ⅱ. 1.What you said gave me great encouragement,which inspired me to write. 2.Whoever gets first prize will receive a gift. 3.It never occurs to me that the living conditions of the children in rural areas are so tough. 4.Whatever he does for his parents will make them delighted. 5.What I would like to emphasize/stress is that we should review what we have learned in time. 6.Whether students should use the electronic pens has aroused an intense debate. Choose to do:Omitted. 学案19 Using Language(1) 听音知新 Task 1 Lead in 1.Omitted. 2.Omitted. 17日