Unit 3 Its a pineapple.Lesson 15一、Teaching aims：1. Knowledge: To learn the new words and sentences.2. Ability: Can use the words and sentences.3. Emotion: To cultivate students interest in learning English.二、Important points：New words and sentences.三、Difficult points：Can use English to communicate.四、Preparation：recorder courseware五、Teaching Steps：1、Warm-upRevision1) Guess: Whats this in English?2) Lets sing. (Fruit song)2、Presentation1) Ask and answer. (Whats this/that in English? Its a/an )2) To learn the new words. (potato tomato)3) Listen and repeat the dialogue.4) Lets act.3、Practice1) Lets do. (Listen, repeat and do.)2) Listen, number and say.4. Knowledge extensionEveryday English5. AssessmentGroup evaluation6. Homework1) Listen and read the dialogue after class.2) Copy the new words.7.Writing design：Unit 3 Its a pineapple.Lesson 15Whats this in English? potato tomatoIts a tomato. pineappleWhats that in English?Its a potato.After-class summary: