Unit 3 Section Ⅱ Using language（课件PPT）-【优化指导】2024-2025学年新教材高中英语选择性必修第四册（外研版2019）

UNIT 3　The world meets China (单元主题语境：人与社会——跨文化沟通) Section Ⅱ　Using language 状语从句 [观察] 1．You can only imagine how travellers felt when they saw the oasis of Dunhuang ahead of them. 2．If you look up，you can see the paintings and other artworks that are testimony to how the Silk Road brought East and West together. 3．Come a little bit closer so that you can get a better view. UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 4．The Apsaras are depicted sailing in the bright blue sky，with their scarves flying, as if they are about to fly down to meet us. 5．In the Ming Dynasty，trade routes changed and Dunhuang was not as prosperous as it used to be. 6．Gradually，it faded from memory, even though it was once such a great city. UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [探究] 句1中when引导_____状语从句；句2中if引导____状语从句；句3中so that引导____状语从句；句4中as if引导____状语从句；句5中“as ...as ...”引导____状语从句；句6中even though引导____状语从句。 时间 条件 目的 方式 比较 让步 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 状语从句主要用来修饰主句或主句的谓语。一般可分为九大类，分别表示时间、地点、原因、目的、结果、条件、让步、比较和方式。 一、时间状语从句 [感知] 1．(2024·新课标 Ⅰ 卷)When I was a teenager，a neighborhood friend won a marathon race. 我十几岁的时候，一个邻居朋友赢了马拉松比赛。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 2．(2024·新课标 Ⅰ 卷)While she was at work one day，I borrowed her bike and went for a ride. 有一天她上班的时候，我借了她的自行车去兜风。 3．(2024·新课标 Ⅰ 卷)A feeling of helplessness washed over me as I saw the bus queue thinning out. 看到公共汽车前的队伍越来越短，我顿时感到无助极了。 4．She has written fifty emails home since she came to Beijing. 自从她来到北京，她已经给家里写了50封电子邮件。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 5．Until it stops raining，the children can go out. ＝Not until the rain stops can the children go out. 直到雨停了，孩子们才能出门。 6．He felt a thrill the (very) moment he got into the theatre. 他一进入剧院就感到一阵激动。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 1．时间状语从句的常用连词有when(当……时候)、whenever(在任何时候)、while(当……时候)、as(正当……时)、every/each time(每次)、before(在……以前)、after(在……以后)、since(自……以来)、till/until(直到……)、as soon as(一……就……)、the moment(一……就……)、the minute(一……就……)、hardly ...when(刚……就……)、no sooner ...than(刚……就……) 等。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 2．当从句中的谓语动词是持续性的动作时，可以用while、when或as；当从句中的谓语动词表示瞬间性的动作时，要用when；如果谈论两个长动作，最常用的是while；as可以用来说明两种正在发展或变化的情况，这时as引导一个持续性的动作，主句中的动作与之同时进行；during 作介词，表示某事在一段特定的时间里发生。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 二、地点状语从句 [感知] 1．Where there is a will，there is a way.(Where＝In the place where) 有志者，事竟成。 2．I will go wherever the people want me to go.(wherever＝to any place where) 人民哪里需要我，我就到哪里去。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 3．You can go anywhere you want. 你可以去任何你想去的地方。 [归纳] 地点状语从句的常见引导词有where、wherever、anywhere等。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 三、原因状语从句 [感知] 1．Now that/Since you are free today，you may have a rest at home or go out for a walk. 既然你今天有空，你可以在家休息或出去走走。 2．Because he was highly skilled，many employers were willing to offer him a job. 因为他技艺高超，很多雇主都愿意给他一份工作。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 3．As she's been ill，perhaps she'll need some help. 她生病了，所以她有可能需要一些帮助。 4．He was arrested for drunk driving. 他因为酒后驾车被拘留了。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 1．原因状语从句的引导词有because、since、as、now that(既然)等。 2．引导词的区别：回答以why提出的问题时，只能用because，而不能用as；since和now that意为“既然”时，表示已知的或明显的原因，由此加以推论；for 是一个并列连词，用来连接两个并列句，引导的句子是对前面内容的推测或补充说明。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 四、目的状语从句 [感知] 1．He ran as fast as possible in order that/so that he could catch the bus. 他奋力奔跑，为的是能够赶上公共汽车。 2．Please remind me of it again tomorrow in case I forget. 请明天再提醒我一下，免得我忘了。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 目的状语从句的引导词有so that、in order that、in case(免得，以防)等。目的状语从句中的谓语常含有can、could、may、might、will、would等情态动词。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 五、结果状语从句 [感知] 1．He works so hard that he makes great progress in his studies. 他学习努力极了，因此取得了很大进步。 2．It is such a difficult problem that nobody can work it out. 这个问题那么难，没有一个人能够算出来。 3．There is not any noise here so that I feel comfortable. 这里万籁俱寂，我感觉很舒服。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 结果状语从句的引导词有so ...that、such ...that、so that等。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 六、条件状语从句 [感知] 1．If he has found it，he will send it. 如果他找到了，他会送来的。 2．I shall stay in the hotel all day in case there is news of Harry. 我会整天都待在宾馆，说不定会有哈里的消息。 3．I'll come on condition that John is invited too. 如果约翰也被邀请，我就来。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 条件状语从句主要由if和unless (if ...not)引导，还可以由so long as、as long as、once (只要)、in case、on condition that等其他连词或起连词作用的短语引导。如果主句是将来时，条件状语从句一般用现在时。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 七、让步状语从句 [感知] 1．Though/Although he is ill，he still goes to school. 尽管他病了，他还是去上学了。 2．She started her experiment, even though she had little money. 她开始了她的实验，尽管她没有什么钱。 3．However difficult computer science is，I will try my best to master it. 无论计算机科学有多难，我都要尽力掌握它。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 4．Young as/though he is，he knows a lot. 尽管他还年轻，但他懂得很多东西。 5．Much as the child wanted it，he didn't dare to say so. 尽管这孩子很想要它，但他不敢说。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 1．让步状语从句由although、though、as、even if、while、however、whatever、whenever、wherever、no matter who、no matter when、no matter how等词引导。 2．在由as/however/though(尽管)引导的让步状语从句中，常将从句中的表语或副词状语调至句首，但从句中的主谓语序不倒置。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 八、比较状语从句 [感知] 1．I know you better than he does. 我比他更了解你。 2．The more we can do for you, the happier we will be. 我们为你做得越多，我们就越高兴。 3．They jumped up and down as hard as they could. 他们拼命地跳上跳下。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 比较状语从句常用as ...as ...(像……一样……)、than(比……)、not so as ...as ...(不像……一样……)、the more ...the more ...(越……越……)等连词引导，比较部分常是省略句。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 九、方式状语从句 [感知] 1．When in Rome，do as the Romans do. 入乡随俗。 2．It looks as if it is going to rain. 看起来要下雨了。 3．She acted as if/though nothing had happened. 她装作什么也没有发生。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 方式状语从句放在主句之后，用as、just as、as if、as though等引导。as if 和as though引导的从句一般用虚拟语气，但如果从句中陈述的情况可能实现的话，也可以用陈述语气。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 十、状语从句的省略 [感知] 1．If (it is) possible，he will help you out of the difficulty. 如果有可能，他会帮助你摆脱困境。 2．You must attend the meeting on time unless (it is) inconvenient to you. 除非你不方便，否则你必须按时参加会议。 3．It is not very cold, though (it is) winter. 尽管是冬天，但不是很冷。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [归纳] 在由when、while、as、once、whenever引导的时间状语从句，if、unless引导的条件状语从句，though、although、even if、even though引导的让步状语从句，as though、as if、as引导的方式状语从句，because引导的原因状语从句和wherever引导的地点状语从句中，若这些从句的主语是it或与主句的主语相同，且谓语中含有be动词时，常省略从句的主语和be动词。 UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 [即练] 单句填空/完成句子 1．____ I was 18，I was admitted to Peking University. 2．_____ he closed the door，he left the house. 3．_____ food is hard to find，few birds remain throughout the year. 4．We can't go to Julia's party _______ we're going out that weekend. 5．It's such a good chance ____ we must not miss it. When After Where because that UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 6．只要你继续努力，你一定会成功的。 You will certainly succeed _________________________． 7．尽管我很尊敬他，但我不能同意他的建议。 _____________________，I can't agree to his proposal. 8．你锻炼得越多，你就会越健康。 The more you exercise，_____________________． so long as you keep on trying Much as I respect him the healthier you will be UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 9．有时我们用父母教我们的方式教我们的孩子。 Sometimes we teach our children ______________________________． 10．直到找到失踪的男孩，我们才离开。 We didn't leave ___________________________． the way our parents have taught us until we found the missing boy UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 用适当的引导词填空 1．______ all students have read the lines “At noon they hoe up weeds；their sweat drips on the soil”，few of them have had such an experience.Luckily I got a chance to participate in such an activity last year.I had thought farming was easy but 2._____ I tried it out，my view changed.One of the activities that impressed me most was changing the pots of plants.3.__ you think it's just about moving plants from one pot to another，you are totally wrong.4.______ we moved plants Though after If Before UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 we should have a good understanding of their characteristics and needs.5._______ we could kill a plant if we moved their roots carelessly，we had to do it with caution and difficulty.Through this activity，I realize everything we do is not 6.__ easy as it looks. Because as UNIT 3　The world meets China 英语　选择性必修　第四册　W 返回导航 课时梯级训练(十) 谢 谢 $$