Unit 6 Lesson 4 Grammar Focus (4a-4c)（讲解课件）-【优翼·学练优】2025-2026学年八年级英语下册同步备课（人教版）

该初中英语课件聚焦“Crossing Cultures”主题，核心知识点包括so...that...、unless、as soon as三个连词用法及-ed/-ing形容词区别。课堂通过“Look and Say”活动，结合图片和关键词引导学生用目标句型描述情境，再以重点词汇短语和拆分短语为支架，逐步过渡到语法规则讲解与跨文化习俗应用练习。 其亮点在于将语法学习与跨文化主题深度融合，如练习中融入土耳其、日本等国习俗，填空段落通过秘鲁文化冲击实例培养文化意识。通过辨析-ed/-ing形容词、对比so...that与so that提升思维品质，采用“例句-规则-应用”步骤助力语言能力提升，教师可直接使用结构化内容提高教学效率。

Unit 6 Crossing Cultures Section A How different are our cultures? Grammar Focus (4a-4c) Learning Objectives In this lesson you will: 1.master the usage of the three conjunctions so...that..., unless and as soon as. 2.identify the differences between the adjectives with -ed and -ing endings. 3. talk about customs of different countries using the target language. Look and Say Describe the photos using the given expressions. boring; tired; fall asleep; so ... that... e.g. The movie was so boring that she fell asleep at the cinema. The woman was so tired that she fell asleep at the cinema. study hard; get good grades; so...that...; unless e.g. The boy studies so hard that he always gets good grades. The boy can’t get good grades unless he studies hard. be late for work;take a taxi; unless; get out; as soon as e.g. The man will be late for work unless he takes a taxi. So he takes a taxi as soon as he gets out. called her mum;got to the airport; as soon as e.g. The girl called her mum as soon as she got to the airport. Read the sentences. What do the words in red mean? How are the pairs of words in blue used differently? 4a Do you ever bow? No, that's so formal that we don't do it these days. Should I bring something? Sure. Bring a small gift, but don't bring food unless the host asks you to. I was surprised by your bow. We usually just say "hello" or shake hands in the US. That's surprising! In Japan, we bow as soon as we meet a teacher. Don't look so embarrassed! But it is embarrassing! Grammar Rules so...that...用法 so … that意为“如此……以至于”，引导结果状语从句，其中so 是副词，修饰形容词或副词，其构成为“so + 形容词/副词 + that从句”。 e.g. He worked so hard that he passed the exam. He was so worried that he didn’t sleep well last night. 注意：区别于so that，so that意为“为了，以便”，一般用来引导目的状语从句，相当于in order that，从句中多含有can, could, may, might等情态动词。 e.g. I took a taxi so that I could get there earlier. unless用法 unless作连词意为“除非；如果不”，引导条件状语从句，如果主句为一般将来时、祈使句或主句含有情态动词，条件状语从句中的谓语常用一般现在时表将来。 e.g.Unless it rains tomorrow, we will go camping. Don’t watch TV unless you finish your homework. as soon as用法 as soon as 意为“一......就......”，引导时间状语从句。若主句是一般将来时，从句用一般现在时表示将来。 e.g. As soon as he arrives, we will start to work. I will do my homework as soon as I finish the meal. As soon as I went in, Jason greeted me warmly. -ed & -ing结尾的形容词 -ed 结尾的形容词：通常用来描述人的感受或状态，强调某人“感到…… 的”，侧重于人的主观情绪体验。多数情况下用来修饰人，包括具体的个人、人群等。 e.g. I'm surprised at the news. He looked confused by the complicated instructions. I was very excited about the trip. -ing 结尾的形容词：主要用于描述事物本身具有的性质或特征，表示“令人…… 的”。主要修饰事物，如事件、物体、情况等。 e.g. It’s a surprising result. This movie is boring. She told us an interesting story. Combine the sentences using the words in brackets. 4b 1. Turkiye: People don't kiss one another on the cheek. They can do so if they are good friends. (unless) In Turkiye, people don't kiss one another on the cheek unless they are good friends. 2. Japan: Take off your shoes. You do this when you enter someone's home. (as soon as) _________________________________________________ _________________________________________________ You should take off your shoes as soon as you enter someone’s home in Japan. 3. Kenya: Being late is very common. You should be patient and not expect people to be on time. (so ... that) _________________________________________________ _________________________________________________ 4.China: Sticking chopsticks into a bowl of rice is very rude. You should avoid it. (so ... that) _________________________________________________ _________________________________________________ In Kenya, being late is so common that you should be patient and not expect people to be on time. In China, sticking chopsticks into a bowl of rice is so rude that you should avoid it. 5. Mexico: Don't use someone's first name if you don't know him or her well.You can use it if the person invites you to do so. (unless) _________________________________________________ _________________________________________________ In Mexico, don't use someone's first name unless the person invites you to do so. Complete the passage with the words in the box. Can you tell where the writer is from? 4c surprising surprised interesting interested so ... that as soon as unless Do you know what culture shock is? You may feel it when you experience a new culture, because the new culture is _________ different from your own _________ you feel ____________. For example, I experienced this _________I got off the plane in Peru last year. People were standing on my right and left, even though so that surprised as soon as there was plenty of space on the bus! That was really _________ to me. In Germany, people usually like more personal space, and we don't stand close to someone _________we know them very well. But once I was used to it, I became more curious and _________ in learning about the culture there. It's so _________ to discover cultural differences like this! surprising unless interested interesting So the writer is from Germany. Language Points 1. But once I was used to it, I became more curious and interested in learning about the culture there. once 在此句中为连词，意为 “一旦……就……”，引导时间/条件状语从句。 e.g. Once you start, you must keep going. （一旦开始，你就得坚持下去） Once she knew the team’s rules, she began helping others often. （她一了解团队的规则，就开始经常帮助别人了。） be/get used to意为“习惯于”，to 为介词，其后接名词或动名词。 e.g. She got used to waking up early for work. （她渐渐习惯了早起上班。） I was used to eating rice for dinner after living in China. （在中国生活后，我习惯了晚饭吃米饭。） 否定式：be not used to doing sth.（不习惯做某事） e.g. He is not used to drinking coffee.（他不习惯喝咖啡。） 注意：used to do sth 过去常常做某事 (隐含 “现在不这样了” 的对比意味) 否定式：didn’t use to do sth 过去不常做某事 e.g. I used to swim every weekend. She used to read stories before bed. He didn’t use to eat spicy food. 本文件著作权为创作公司所有, 仅限于教师教学及其他非商业性和非盈利性用途。如发现盗用、转卖、网络传播等侵权行为, 本公司将依法追究其相应法律责任。 部分素材选自网络, 如有争议, 请联系删改。 声 明 $