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Teaching Difficulties: 形容词、副词的比较级的构成及用法
Teaching Procedures
Step 1 Lead—in
Greeting and lead-in?. Look at the Bb ,boys and girls .This class , we are going to learn the new unit---Unit 3.?
Step 2 Learn the new words
1.Teach and repeat the new words.
2.用多媒体显示图画，如用姚明来让学生感觉单词tall，并以一个矮个short的人物来形成比较，通过连续几幅夸张的比较图片让学生认识并掌握本课所要学的基本词汇，并引出比较级的句子，反复演练，使学生全面掌握.
Check the results :
= 1 ﹨* GB3 ① Ask Ss to read aloud the new words ,
= 2 ﹨* GB3 ② Ask Ss to finish 1a , then check the results.
Step 3 合作、探究
Task:自学教材中形容词的比较级的构成并找出规律。
Step 4 Presentation
A: Is that Tara?
B: No,it isn’t . It’s Tina. Tara is shorter than Tina.
Step 5 Practice
Ask the Ss to talk about the picture.
Step 6 Listening
Play the tapes three times .Ask the Ss to number the pair the twins of in the picture .
Step 7 Practice
Ask Ss to practice the conversatation in the picture in pairs .
Step 8 Listening 2a—2b
Play the tapes three times.Ask Ss to finish 2a and 2b . Then check the results.
翻译：
1、run fast 2. jump high 3.work hard
4.更加外向 5.和…….一样努力
Step 9 2c Work in pairs .
Student A ,look at the chart on page 18,student B look at the chart on page 81.Ask and answer the questions about Sam and Tom.
Step 10 2d
Key phrases: the singing competition ,something new , sing well/ better , sing clearly /more clearly , the one with shorter hair ,dance well, the most important thing , something new