Unit 3 Great Ideas Grammar in Use 课件 2026-2027学年仁爱科普版英语九年级上册

该初中英语课件聚焦后缀-en构词规则（名词+en→形容词、形容词+en→动词）和被动语态（一般现在时、一般过去时），通过“Look and read”环节结合图片与问题，从具体语境中的加粗词（如wooden、broaden）入手，引导学生逐步归纳语法规律，搭建从感知到应用的学习支架。 其亮点在于以“自主探究+文化浸润”驱动学习，通过“List and classify”任务让学生自主分析-en单词并总结规则，培养思维品质；融入活字印刷、便利贴等发明素材，渗透文化意识。采用任务型活动（如短文填空）提升语言能力，学生能增强语法应用与自主学习能力，教师可直接利用结构化设计提高教学效率。

Grammar in Use Great Ideas Unit 3 仁爱科普版英语九年级上册 1. 掌握后缀 -en 的两类构词规则及被动语态的基本结构; 2. 结合语境完成单词变形和短文填空,正确区分主动语态与被动语态,并进行基本转换。 3. 借助图片、例句自主归纳语法规律; 4. 通过古今中外的发明素材感受创造的魅力,愿意主动发现和归纳英语构词与句式规律。 重点 重点 通过本节课的学习,学生能够: Learning objectives Learning objectives Look and read Look at the picture and answer the questions. Then read the sentences. Pay attention to the words in bold. In the old days, stone was difficult to transport, so many wooden houses were built. What’s this model building made of? It is made of wood. Why not use stone to build houses? Stone was difficult to transport. wood (n.) + en wooden (adj.) Look at the picture and answer the questions. Then read the sentences. Pay attention to the words in bold. What can TV bring to people’s lives? It can enrich their lives and broaden their minds. When was television invented? In the 20th century. broad (adj.) + en broaden (v.) / br dn/ v. 增长;变宽;变阔 Look and read Television can enrich people’s lives and broaden their minds. It was one of the greatest inventions in the 20th century. Look at the picture and answer the questions. Then read the sentences. Pay attention to the words in bold. What is the clothing made of? It is made of wool. When did such clothing appear in China? Around 2000 BCE. wool (n.) + en woolen (adj.) / w l n/ adj. 羊毛的;毛线的 Look and read Around 2000 BCE, woolen clothing appeared in China. Make and fill Make new words with the suffix -en and fill in the blanks with their correct forms. + wood short wide dark en 1. At first, Chinese people used boards to print books. 2. The invention of movable type printing greatly improved printing quality and printing time as well. 3. If you want to invent something, you need to your knowledge. 4. When sky began to , sailors had to depend on stars to find the right direction. wooden shortened widen darken List and classify List all the words with the suffix -en you found and classify them. wooden, broaden, woolen, shorten, widen, darken Group 1 表材质的形容词 名词 + 后缀 -en 形容词 wood(名词:木头)+ en = (形容词:木制的) wool(名词:羊毛)+ en = (形容词:羊毛制的) wooden woolen List all the words with the suffix -en we found and classify them. Group 2 表“变得……”、“使……变得”的动词 形容词 + 后缀 -en 动词 broad(形容词:宽阔的)+ en = (动词:拓宽) short(形容词:短的)+ en = (动词:使变短) wide(形容词:宽的)+ en = (动词:使变宽) dark(形容词:黑暗的)+ en = (动词:变暗) broaden shorten widen darken List and classify wooden, broaden, woolen, shorten, widen, darken Summarize and learn Summarize and learn the rules of the suffix -en. Rule 1 + 后缀 -en (词性) 中文含义: 用法位置:可放在前作定语,修饰物品,说明制作材料。 名词 形容词 由某种材料制成的 名词 Rule 2 + 后缀 -en (词性) 中文含义: 含义提示:= become + 形容词(变得……); = make + 宾语 + 形容词(使……变得……) 形容词 动词 变得……;使……变得 Read and replace Read the sentences and replace the parts in bold with proper words. I like this invention. In the past, pencils were sharpened by hand, but now pencils can be made sharp by using a small tool. Pencils can be by using a small tool. I like the invention of the light bulb. It makes the world around us bright at night. The light bulb is an important invention. It the world around us at night. sharpened brightens sharp / p/ adj. 锋利的 sharp + en = sharpen (v.) bright /bra t/ adj. 明亮的 bright + en = brighten (v.) Read and learn Read the conversation. Pay attention to the passive voice of verbs. Hi, Kangkang. Why do you look so tired? I was woken up by my mom too early this morning. You stayed up late last night, right? Yes, I did. I made a model rocket last night. It was made for the model rocket show this Sunday. wake up 醒来 Read and analyze Read the key sentences and analyze the passive voice of verbs. I was woken up by my mom too early this morning. Kangkang’s mom is the person who did the action. Kangkang is the person who received the action. Q1: Who did the action? Who received the action? The subject changed. Q2: Compare the two sentences. What changes do you notice? a. My mom woke me up. b. I was woken up by my mom. The structure is different. Read the key sentences and analyze the passive voice of verbs. I made a model rocket last night. It was made for the model rocket show this Sunday. This morning and last night. Q1: Which time expressions show that the actions happened in the past? was (be 动词过去式) + made (make 过去分词) was (be 动词过去式) + woken up (wake up 过去分词) Q2: Find the passive verb phrases. What do they have in common? Read and analyze I was woken up by my mom too early this morning. Cai Lun improved paper-making technology. 主语 是 improve(改进)这个动作的。 Paper-making technology was improved by Cai Lun. 主语 是 improve(改进)这个动作的, 引出动作发出者。 例句 Summarize and fill Summarize the rules of the passive voice of verbs and fill in the blanks. Part 1 概念区分 Active voice(主动语态):主语是 (动作发出者 / 动作承受者) Passive voice(被动语态):主语是 (动作发出者 / 动作承受者) “by + 动作执行者”用于说明动作由谁执行,可省略 动作发出者 动作承受者 Cai Lun 发出者 paper-making technology 承受者 by Summarize the rules of the passive voice of verbs and fill in the blanks. Part 2 两种时态的被动语态结构 Tense Simple present Simple past Active verb form do/does did Passive structure // + 动词过去分词 (done) / + 动词过去分词 (done) Time signs every day, always often, usually, in + 过去年份, ago, last , yesterday, am is are was were Summarize and fill Part 3 被动语态的注意事项 1. be 动词单复数匹配: (1) 单数主语 / 不可数名词 be 动词用 / (2) 复数主语 be 动词用 / 2. 动词变化:被动语态中,实义动词必须变为 (原形 / 过去分词) 3. 特殊提醒:appear, happen, take place 等不及物动词 (有 / 无)被动语态 例如:The accident happened last night. ( ) The accident was happened last night. ( ) am / is was are were 过去分词 无 Summarize the rules of the passive voice of verbs and fill in the blanks. Summarize and fill Complete and learn Complete the table and learn how to use the passive voice. do Simple Present Passive Simple Past Passive Active Active Passive Passive am/is/are done did was/were done 1. The passport (discover) in the Lost and Found. 2. Many art works (create) by young people today. is discovered are created 1. The airplane (invent) by the Wright brothers in 1903. 2. Clear instructions (prepare) to help the workers use the new machine. was invented were prepared / p sp rt/ n. 护照 / e ple n/ n. 飞机 / n str k n/ n. 用法说明;操作指南 Read and complete Complete the text with the correct form of given words. Post-it Notes (develop) by Dr. Spencer Silver and Art Fry. In 1968, Spencer invented a special type of glue by accident. This glue could allow things to stick lightly and to be pulled off easily. However, he did not know how to put it to use. In 1974, Art Fry found that the glue could (use) to keep the notes from falling and then created Post-it Notes. In 1977, Post-it Notes first appeared at the market and they became a great success in Boise, Idaho. Now, Post-it Notes (sell) all over the world. were developed be used are sold Let’s enjoy form and use words with the suffix -en from nouns and adjectives. 3 1 After learning this lesson, I can appreciate the value of inventions and the creativity of inventors. form and use the passive voice in the simple present and simple past. 2 Summary Homework 1. Talk with a family member and find three objects at home that can be described with -en words. Write down the objects and words. Share them in the next class. 2. Choose an invention that interests you. Write a 4–5-sentence passage to introduce its history and how it is used today. Use the passive voice in the simple present and simple past. Unit 3 Thank you! $