Unit 9 Learning 单元典型句式结构讲解及对应练习 课件-2024-2025学年高一英语北师大版必修第三册

该高中英语单元复习课件系统梳理了if省略结构、宾语从句否定转移等七类典型句式，通过“教材原句引入-核心用法归纳-随堂练习巩固”的逻辑链条，将句式定义、结构特征、常见搭配等内容串联，帮助学生构建完整的句式知识网络。 其亮点在于采用“基础巩固-句式升级-语用输出”的分层复习策略，如将“if it is needed”改写为“if needed”的句式升级练习，结合书评、人物介绍等应用文场景设计微写作任务，有效提升学生的语言能力和思维品质。这种设计既让不同水平学生夯实基础，又为教师提供精准复习抓手，助力高效教学。

UNIT 9　LEARNING 单元典型句式结构讲解及对应练习 1.[教材原句] If not,at least you have “listened to” another point of view. if...省略结构 归纳 随堂练习 单句语法填空 ①(外研选必三Unit 4)If we’re lucky,AI might think we’re valuable enough to keep around.If 　　　　　,it might wipe us all out!  ②His performance was satisfactory.　　　　　　　  anything,he could have been a little more confident.  ③She claimed that she had completed all the tasks.If 　　　　　　,that’s excellent progress,but we still need to double-check the quality and accuracy. not If so 随堂练习 [写美]句式升级·背诵 ④If it is needed,I am more than willing to volunteer my time and effort to assist with the community project. →　　　　　　　　　　　,I am more than willing to volunteer my time and effort to assist with the community project.(用if省略结构改写)  If needed 2.[教材原句] Well,I don’t think memorising the word list is the best way to learn words. 宾语从句的否定转移 归纳 (1)“I don’t think that...”结构为否定转移,将对从句的否定转移到对主句think的否定上了。 (2)当主语为第一人称时,该类主从复合句的附加疑问句应按从句确定,并将否定转移回从句来确定附加疑问句的肯否定。suppose,believe,guess等词有和think相同的句式。 随堂练习 ①We don’t believe she is capable of doing such a thing,___________　　　　　 she?  ②Anderson’s mother doesn’t suppose that her son said that,__________　　　　　 she?  [写美]微写作·背诵 ③我认为这本书没有达到我们的期望;情节似乎很容易预测,人物也缺乏深度。 　　　　　　　　　　　　　　　　　　　　　　.The plot seemed rather predictable and the characters lacked depth.(应用文之书评)  is does I don’t think the book lived up to our expectations 随堂练习 [写美]句式升级·背诵 ④He didn’t understand the value of life until he faced a life-threatening situation and overcame it with courage.(应用文之人物介绍) →　　　　　　　　　　　　　　　 he faced a life-threatening situation and overcame it with courage 　　　　　he understood the value of life.(用强调句改写)  It was not until that 3.[教材原句] It is true that we cannot help disliking some people—this is human nature,after all. can’t help doing句型 归纳 。 随堂练习 单句语法填空 ①(2023新课标Ⅰ卷)Each chapter concludes with a collection of practices, which are designed to help you 　　　　　　　(act) on the big ideas of the chapter.  ②When reading The Road Not Taken,one cannot help_______ 　　　　　　see in one’s mind images of a peaceful wood deep within the countryside.  ③(2021新高考Ⅰ卷)You can’t help 　　　　　　 (wonder) how hard it was for the people then to put all those rocks into place. act but wondering　 随堂练习 [写美]微写作·背诵 ④每次我看那部感人的电影,我都忍不住被潮水般的情感所淹没,发现自己在感人的场景中哭泣。 Every time I watch that heartwarming movie,____________________________________ a flood of emotions and find myself crying at the touching scenes.(应用文之影评)  I cannot help but be overwhelmed by 4.[教材原句] I’ve found it difficult to make friends here. it作形式宾语 归纳 (1)it此处为形式宾语,difficult为形容词作宾语补足语,后面的动词不定式to make friends here为真正的宾语。 (2)在find,think,consider,believe,feel,make等动词后常跟复合宾语,且常用it作形式宾语,而将作真正宾语的动词不定式移到宾语补足语的后面。注意:it不可用that,this,one等代替。 随堂练习 单句语法填空 ①(人教必修一Unit 4)However,dangerous conditions and damaged roads will make it difficult 　　　　　　(deliver) food and supplies.  ②The well-structured online course makes 　　　　　easy for students to grasp difficult concepts and progress at their own pace.  ③(2023新课标Ⅰ卷)She would have struggled with extreme pain to make　　　　　to that aid checkpoint without Bailey’s help.  to deliver it it 随堂练习 [写美]微写作·背诵 ④只有当你足够勇敢去表达自己的意思时,你才会发现和当地人交流很容易。 Only when you are brave enough to express yourself can you 　　　　　　　　　　　　　　with the locals.(写作话题之人际关系)  find it easy to communicate 5.[教材原句]Be flexible in your opinions and you might end up agreeing with the speaker/writer after all． 祈使句＋and＋陈述句一，物体越大，下降速度越快…… 归纳 祈使句＋and＋陈述句，表示如果做了祈使句表示的内容，就会有后面句子表示的结果。 祈使句＋or/otherwise＋陈述句，表示如果不做祈使句表示的内容，就会有后面句子表示的结果。 随堂练习 ①Hurry up，____________ you will not be able to catch the first bus． ②Put this cloth alongside real silk，___ you will at once see the difference． ③再给我一个小时，我就会完成工作。 Give me one more hour，________________________． or and and I'll get the work finished 6.[教材原句]Yet，there are some people who do have amazing memories． 强调句（强调谓语动词） 归纳 “do/does/did＋动词原形”构成强调句，意为“确实；的确”，用来加强谓语动词的语气，但须符合以下两个条件： 句子是肯定句； 句子的时态为一般现在时或一般过去时。 随堂练习 ①I _____ sincerely hope that you can take my application into account at your earliest convenience． ②To our joy，he ______ manage to finish the task ahead of schedule yesterday． ③She _______ love the red car but she can't afford it at present． ④别责怪他，他至少写信说了声谢谢。 Don't blame him—_______________________________． do did does he did at least write to say thank you 6.[教材原句]The new “white bikes”were not actually white but painted in bright colours not...but... 结构 归纳 not...but...表示“不是……，而是……”，连接两个并列的句子成分，当连接两个并列主语时，谓语动词必须与靠近的主语的人称和数保持一致。除了not...but...应用就近原则，常见的用就近原则的还有：either...or...；neither...nor...；not only...but also...等。 随堂练习 ①Either I or Mary _______ (decide) to take part in the competition． ②Not only his friends but also Tom _____ (want) to go to the cinema． ③Not he but you ____ (are) wrong in the incident which happened last week． ④让人难忘的不是他说的话，而是他做的事。 It is ________________________________________that are unforgettable． decides wants were not the words he says but the things he does 谢谢 $