共36张。素材内容充实，知识点讲练，适合新课教学。含教案、听力。

　　8 B Unit 4 Grammar
　　Objectives
　　1. Learn to use“question words + to-infinitives” correctly.
　　2.Learn to use“must”and“have to” correctly.
　　3.Madents enjoy reading and read more good books.
　　Teaching procedures
　　Step1. Lead-in
　　1.Exchange greetings with students.
　　2.Divide the students into six groups according to their favourite type of books.
　　Step2. Presentation
　　1.Show some sentences to show the question words.
　　2.Show some sentences to show infinitive.
　　3.Wort the rules
　　Step3. Practice
　　Give some pictures to practise .
　　Step 4. Wort the rules
　　1.Tell the teacher’s experience with infinitive and wort the rules
　　2.Help Amy and Daniel.
　　Step5.Group work
　　Ss discuss why they like boot cooking/ travel…..in groups
　　Step6.Presentation
　　1.A dialogue.
　　2.The use of “must, have to, mustn’t, don’t have to”
　　Step7.Practice
　　Each group choose a place to say something (un)necessary or (not) allowed.
　　Step8.Activity.
　　Make a dialogue about “Where to get a good book and what to pay attention to.”
　　Step 9 Homework