光盘优质课教案.doc

电教优质课教案Topic3 What class are you in? (B)工作单位：商丘市第九中学 执教老师：张聚正 身份证号手机号码Topic3 What class are you in? (B)Teaching aims and demands:1. Learn how to identify singular objects in English. 2. Master the usage of indefinite articles “a” and “an”. 3. Learn the spelling of words.4. Learn the expressions of appreciation and the responses.Main activities: 1a and 2a.Teaching procedure:Step 1 Review1. Chain drill. Review the sentence patterns in section a.(1) First, ask and answer between the teacher and students. (The teacher asks one student some questions.) For example: Teacher: Excuse me, whats your name? Student 1: My name is Teacher: Are you 15 years old?Student 1: No, Im not. Im(The teacher points to another student.) Teacher: Is he in Class Three, Grade Seven?Student 2: Yes, he is.(2) The teacher asks students to do chain drill to practice the sentence patterns, using one of the following sentence patterns. For example: Whats your name？ How old are you? What class are you in? Where are you from?Is he/she years old?Are you in Class, Grade?Is he (personal name)? 2. Take out an English book and introduce a new topic. Learn and master the new words “a”, “book”, “an”, “English” and “eraser” and the phrase “in English”. For example:Teacher: this is a book. This is an English book. Whats this in English? (Show an eraser.)Students: (Lead to say “Its an eraser.) Write down the sentence patterns of “Whats this in English?” and “Its an eraser.” on the blackboard. Step 2 Presentation1. The teacher holds an object or a picture such as: a pencil, a book, a desk, a ruler, an apple, an orange, etc.Teacher: Whats this in English?(Help the students answer)Student: Its a/anTeacher: How do you spell it?And spell the word with the students. Then put the object far away and ask:Teacher: Whats that in English?Student: Make a dialog like the example above.2. The teacher points at an object or a picture such as: an apple, an orange, a car model, an eraser, a pen, a pencil, a ruler, a book, a desk or the blackboard, to make a dialog and learn the new words.Teacher: Whats this / that in English?(Help the students answer)Students: Its a car / pen / pencil / ruler / desk / book / blackboard. Its an apple / orange / eraser.Teacher: How do you spell it?Spell the new words with the students.Present the new words:a car pen pencil ruler desk book blackboard an apple orange eraser double3. Explain the usage of a / an. “a” is used before singular countable nouns which begin with consonant phonemes. “an” is used before singular countable nouns which begin with vowel phonemes.4. Learn 1a. (1) Listen to 1a and pay attention to the pronunciation and intonation. (2) Read 1a aloud in roles. Pick several groups to perform, and encourage them with applause.Step 3 ConsolidationUse objects or pictures to practice 1a in pairs. For example:Student 1: Excuse me, whats this/that in English?Student 2: Its a/an.Student 1: How do you spell it? /Can you spell it, please?Student 2: Student 1: Thanks. /Thank you.Student 2: Youre welcome. /Thats OK.Step 4 Practice1. Pair work: Look at the picture and complete 1b. Then ask the students to practice the dialog in pairs.2. Pair work: Learn the sentence pattern: Is this / that a / an?The teacher puts some objects or some pictures on the desk such as: a car, a book, an orange, an apple, an eraser, etc. Ask two students to the front. One student picks out an object and asks the other one.Student 1: Is this / that a car?Student 2: Yes, it is. Or: No, it isnt. Its a/anStep 5 ProjectHave a class activity. Touch and guess things with eyes covered by a piece of cloth. Use the sentence patterns of identifying objects. Make sure students can master the sentence patterns of identifying objects.For example:Student 1: Whats this in English?Student 2: Is this/th