初中英语人教版七年级下册Unit4.Dont eat in class.doc

Imperative sentencesNo. 9 Middle School Liu XiuliI. Analysis of the text It is a topic about imperative sentences. We will get students to know how to give orders or instructions in English properly. Meanwhile they will learn more signs in daily life and let them make requests and orders politely. The students will also learn some basic structures of imperative sentences.II. Analysis of the studentsBefore this class begins, the students have already known some imperative sentences. However they may not know how to use imperative sentences to give orders and instructions. Besides, most students in Grade Seven have great interest in learning English and they are eager to improve themselves.III. Teaching Aims:1. Knowledge ObjectsGet students to master imperative sentence patterns and to learn the usage of imperative sentences2. Ability ObjectsEnable the students to learn some signs and make orders. Let them make orders and requests politely in daily life; develop the students oral English3. Moral ObjectsTo develop students team spiritsIV. Main and difficult points:1. Main pointsa. Have students understand the structures of imperative sentences b. Have students learn how to make requests and orders2. Difficult pointsa. The structures of imperative sentencesb. Get them to make imperative sentences according to different situationsV. Teaching Approaches1. communicative teaching method.2. competition-based teaching methodVI. Teaching aids:Multi-media computer, Software: power pointVII. Teaching proceduresStep 1: Lead-in1. Greeting.2. Sing a song: “If you are happy ”. T: Do you like the song? Do you know what the song is about? The song tells you to do some actions. For example, clap your hands. Stomp your feet. Shout Hurray.Aims and effectsArouse students interest of this class and lead in the Imperative sentences.Step 2. Listen and sing a songActivities: The teacher asks the students to sing a song and do the actions. Lets see who is the best.Groups PK!Aims and effectsArouse students background knowledge about imperative sentences.Step 3. Read and observe 1.Explain the definition of Imperatives and ask them to find out some imperative sentences. 2. List the sentences and ask students to tell the difference between the sentences and help them to say out the structures.Aims and effects Get ready for the next step: Present imperative sentences.Step 4 The structures of Imperative sentences There are four structures of Imperative sentences. Their duties are giving orders and instructions and so on.1)B型Be quiet. Be on time next time.2)V型 Stand up, please! Close the door!3)N型No smoking! No photos.4)L型Lets sing . Lets play a game. 祈使句，省主语，只用谓语就可以。表示请求或命令，加上please表客气。如果变成否定句，Dont开头是规律。Aims and effectsAsk students to learn the structures of imperative sentences Step 5 The negative forms of imperative sentences and practice1.对于B型和V型祈使句的否定式直接在前面加_2.L型祈使句的否定式有两种 (1)Let sb not do sth (2)Dont let sb do sth3.Translate some phrases and change them into negative forms.CommentsGet students to master the negative forms of imperative sentences wellStep 6 The usage of negative forms of imperative sentences1. Some school rules in No .9 Middle School 2.Discussion: Some students are breaking the rules, which rules are they breaking?Aims and effectsTo develop the students oral EnglishStep 7 The answers to imperative sentences由于祈使句所表达的动作都还是未发生的，因此对它的应答通常要用“一般将来时”。以let开头的句式的肯定回答多用Good idea!/ That sounds good.否定回答用Sorry,Aims and effectsAsk them to know how to answer imperative sentences correctly.Step 8 Practice Ask the students to finish the exercises.Aims and effects To check if they have mastered what we learned in the class.Step 9 Summary1.祈使句的定义2.祈使句的常见结构3.祈使句的否定形式4.祈使句的答语5.Some school rules.CommentsTo s