Module 11 Unit 3教案2022-2023学年外研版七年级下册英语

Module 11 Body Language Unit3 Language in use ------Imperative sentences 一、 教学目标： 1. 理解祈使句的定义，并能总结祈使句的特征。 2. 正确使用祈使句，让他人准确理解所表达的意思。 二、 教学重点： 掌握祈使句的类型，能根据所学知识做题。 三、 教学难点： 能用正确的祈使句给出书面指使语和建议。 四、 教学过程： Step 1 Lead-in 1. Greetings T: Good morning, everyone. My family name is Xu, you can call me Miss Xu. What’s your family name? （ask one student） S1: My family name is... T: Nice to meet you! ( shake hands) S1: Nice to meet you too! T: What are we doing now? Ss: Shaking hands. 2. Play a game Body parts. Students do as teacher says. Such as: touch your head/nose... Step 2 Go to the topic T: Touch your head! The sentence like this we called command. Touch your head, please. We called this request sentence. This two sentences belong to the imperative sentences. T: Today we are going to learn the imperative sentences. 1. Show the destination (ppt) 2. Show 6 sentences, let Ss judge what each sentence express? command or anything else? 3. Show 4 sentences we learned in reading part, let Ss summarize the features of the imperative sentences.    句末用句号或感叹号来表示结束    省略主语（第二人称）    谓语动词的时态为一般现在时    否定句前加Don’t 4. Types of the imperative sentences.    1. 肯定结构 • Do 型 （动词原形开头） 即动词原形（+宾语）+其他成分 Please open the door. 请打开门。 • Be 型（Be 动词开头） 即Be +表语（形容词或名词）+其他成分 Be quiet! 安静点！ • Let 型（动词let开头） 即Let +宾语+动词原形+其他成分 Let me help you.让我来帮你 2.否定结构 • Do型和Be型的否定形式都是在句首加Don’t。 • Let型的否定形式有两种： 如：别让他走 Don’t let him go. Let him not go. • No开头（用来表示禁止性的祈使句） No parking! 禁止停车 5. Practice: Translate the sentences below. Step 3  Pay attention to the “ Imperative Sentence” in our daily life Show some signs of safety Step 4 Practice 1.          this kind of peach, and you will like it. A. To try   B. Trying   C. Try   D.Tried 2.            , or you will be late. A. Hurry up  B. Take it down C. To hurry up   D. Hurries up 3. Ssh!           talk loudly. The baby is sleeping right now. A. Do    B. Does     C. Don’t     D.Doesn’t 4.“         exercise everyday, my child, it’s good for your health,” Father said. A. Tak