Unit 2 School Rules Lesson 1 （课件）-2025-2026学年冀教版（三起）英语四年级上册

该小学英语课件围绕“School Rules”主题，涵盖核心词汇（sign, run等）、祈使句（肯定/否定/礼貌请求）及语法（祈使句结构、keep用法）。通过“Let's learn about the rules”导入，以词汇-短语-句型-对话-练习为脉络，搭建递进式学习支架。 其亮点在于互动设计丰富（匹配标志、问答填空等），语法解析系统（祈使句结构及keep的两种用法），结合生活场景例句。通过语言能力（规则表达）、思维品质（标志分析）、学习能力（分层练习）的培养，帮助学生提升规则意识与语言运用，教师可借助清晰结构高效教学。

Unit 2 School Rules 冀教版四年级上册 · Lesson 1 Let's learn about the rules in our school! 1.7.2013 Hello, boys and girls! Welcome to our English class. Today, we are going to learn Unit 2 Lesson 1: Follow the signs. ‹#› Contents 1. 词汇学习(Vocabulary) 2. 句型讲解(Sentence Patterns) 3. 语法解析(Grammar) 4. 课文对话(Dialogue) 5. 互动练习(Practice) 6. 课堂检验(Check-up) 7. 总结回顾(Summary) 1.7.2013 Here is our learning plan for today. We will start with vocabulary, then move on to sentence patterns, grammar, dialogue, practice, check-up, and finally a summary. ‹#› Vocabulary - Key Words Actions & Places • sign (标志) • run (跑) • walk (走) • litter (乱扔垃圾) • gym (体育馆) • grass (草地) States & Manners • keep (保持) • clean (干净的) • please (请) Directions (方位)• right (右边) • over there (在那边) 1.7.2013 First, let's learn some new words. Can you read them after me? Sign, run, walk, litter, gym, grass, keep, clean, please, right, over there. ‹#› Vocabulary - Phrases Walk on the right 靠右走 Keep off the grass 远离草坪 Keep the gym clean 保持体育馆干净 Look at the sign 看标志 1.7.2013 Now, let's learn some useful phrases. Walk on the right, keep off the grass, keep the gym clean, look at the sign. ‹#› Positive Imperative Sentences Core Patterns (核心句型) 1. Walk on the right.(靠右走。) 2. Keep the gym clean.(保持体育馆干净。) Daily Examples (日常例句) 1. Listen to the teacher.(听老师讲课。) 2. Sit down, please.(请坐下。) Tip:Imperative sentences usually start with a verb and tell people to do something. Follow the rules in school 1.7.2013 Let's learn some positive imperative sentences. These sentences tell people to do something. Look at the first pattern: Walk on the right. This is a rule we follow in school. Another pattern: Keep the gym clean. It means we should maintain a tidy environment. In daily class, we often say: Listen to the teacher or Sit down, please. These are all positive imperatives. ‹#› Sentence Pattern - Imperative Sentences (Negative) Basic Patterns (基本句型) Don't run. (不要跑。) Don't litter. (不要乱扔垃圾。) Examples (情景例句) Don't talk in class. (不要在课堂上讲话。) Don't eat in library. (不要在图书馆吃东西。) Grammar Tip:We use "Don't + Verb" to tell people not to do something. 1.7.2013 Now, let's learn some negative imperative sentences. These sentences tell people not to do something. We use "Don't" plus a verb. For example, Don't run. Don't litter. ‹#› Polite Requests: Sentence Patterns Rules & Public Etiquette 1. Please keep off the grass.(请远离草坪。) 2. Please be quiet.(请保持安静。) Daily Requests 1. Please close the door.(请关门。) 2. Please help me.(请帮助我。) Tip:Using "Please" at the beginning of a sentence makes your request more polite and friendly. 1.7.2013 We can use "please" to make requests more polite. For example, Please keep off the grass. Please be quiet. ‹#› Sentence Pattern - Care and Reminder Sorry. Are you OK?(对不起。你还好吗？) Example:Sorry. Are you hurt?(对不起。你受伤了吗？) Look at the sign.(看标志。) Example:Look at the blackboard.(看黑板。) Tip: Always care first, then remind politely! 1.7.2013 When someone makes a mistake, we can first care about them and then remind them. For example, Sorry. Are you OK? Look at the sign. ‹#› Grammar - Imperative Sentences Definition & Usage 祈使句用于表达命令 (Command)、请求 (Request)、建议 (Suggestion) 或禁止 (Prohibition)。通常省略主语 You。 Positive Form (肯定形式) 结构：动词原形 (Verb) + 其他成分 Example:Walk on the right. Example:Please be quiet. Negative Form (否定形式) 结构：Don't + 动词原形 (Verb) + 其他成分 Example:Don't run in the hallways. Example:Don't be late. Key Tip:祈使句的主语通常是第二人称 "You"，但在句子中通常被省略。 1.7.2013 Let's review the grammar of imperative sentences. Positive imperative sentences start with a verb. Negative imperative sentences start with "Don't". ‹#› Grammar: Usage of 'keep' State: Keep + Noun + Adjective 保持某物处于某种状态 Use this structure to describe maintaining a condition or appearance. Example:Keep the gym clean. Prohibition: Keep off + Noun 远离/不接触某物 Use this phrasal verb to tell someone to stay away from a place or thing. Example:Keep off the grass. "Keep" can mean both maintaining a state and staying away. Pay attention to the preposition! 1.7.2013 Let's learn the usage of "keep". We can use "keep + something + adjective" to say we want something to stay in a certain state. We can also use "keep off" to say we want people to stay away from something. ‹#› Dialogue: Listen & Read Sorry. Are you OK? Yes, I'm fine. But don't run, Danny. Look at the sign. Walk on the right. Look! Don't litter. The gym is over there. Keep it clean. Please keep off the grass. OK. Let's follow the school rules! 1.7.2013 Now, let's read the dialogue. Please listen carefully and repeat after me. ‹#› Practice - Match Walk on the right. Don't litter. Keep it clean. Draw a line to match the sign with the correct sentence. 1.7.2013 Let's do a matching exercise. Match the signs with the correct sentences. ‹#› Practice - Ask and Answer A student reminding a friend Q: Look at the sign. What does it mean? A: Don't run. A: Walk on the right. 1.7.2013 Now, let's practice asking and answering questions. Work with your partner and ask "Look at the sign. What does it mean?" ‹#› Practice - Fill in the blanks ______ run in the hallway. ______ quiet in the library. ______ litter on the ground. ______ the grass clean. 1.7.2013 Let's fill in the blanks with the correct form of the verbs or "Don't". ‹#› Check-up - Multiple Choice 1. ______ run in the classroom. A. Don't B. Not C. No 2. Please keep ______ the grass. A. on B. off C. in 3. ______ the sign. It means "No littering". A. Look B. Look at C. See 4. We should ______ the classroom clean. A. keep B. keeping C. keeps Tips: Choose the best answer and write it down in your notebook! 1.7.2013 Now, let's do a check-up. Choose the best answer for each question. ‹#› Check-up: Answer Questions Q1: What does the sign mean? Think about the symbols and words in the picture. Q2: What should we do? Discuss the proper actions according to the sign. 1.7.2013 Look at the picture and answer the questions. What does the sign mean? What should we do? ‹#› Check-up - Writing Task:Write three sentences about school rules. Examples: Don't run in the hallway. Keep the classroom clean. Walk on the right. 1.7.2013 Now, let's write three sentences about school rules. You can use the sentences we learned today. ‹#› Summary - Key Vocabulary Action Verbs sign, run, walk Doing something Places gym, grass, over there Where things happen States & Objects litter, clean Describing conditions Auxiliary keep, right Helping words Polite Words please Being polite Review Read all words aloud Practice makes perfect! 1.7.2013 Let's summarize the key vocabulary we learned today. First, the Action Verbs: sign, run, walk. These are things we do. Next, Places: gym, grass, over there. These tell us where the actions happen. Then, States and Objects: litter and clean. We use these to describe conditions. We also have Auxiliary words like keep and right to help build sentences. Don't forget our Polite word: please. Let's read them all together to practice! ‹#› Summary - Key Sentences & Grammar Key Sentences 1.Walk on the right. 2.Don't run. 3. Please keep off the grass. 4.Look at the sign. Grammar Focus Imperative Sentences (祈使句) - Used to give commands or make polite requests. - Usually start with a base verb (e.g., Walk, Keep). Phrase: Keep off - Meaning: To stay away from or not touch something. Tip:Use these sentences to remind people about rules in public places! 1.7.2013 Let's summarize the key sentences and grammar we learned today. We learned how to use imperative sentences and the word "keep". ‹#› Thank you! Great job today! See you next time! 1.7.2013 Great job today! Thank you for your hard work. See you next time! ‹#› $