7B Unit 6Grammar(1) 助学案（教师版）
课型：新授
审核：初二英语备课组
一．教学目标
1.使用肯定祈使句和否定祈使句来发出指令。
2.认知和理解如何恰当使用祈使句
二．教学重点,难点
祈使句句型和动名词作主语时句型的区别。
Knock the door before you come in.
Knocking the door before you come in. is polite.
三．教学过程
Step1 检查预、复习
Go over Vocabulary
Step2 Presentation
1.Ask students to some instructions like “Give him clean water.” Don’t kick him.
2.学生朗读句子并找出其结构
We start a sentence with the base form of a verb when we want to tell people to do something.
We add ‘don’t in front of the verb when we want to tell people not to do something.
To be polite,we use ‘please’ with the instructions.
Step3 Practice
1.翻译句子(祈使句)
2.完成98页PartA1,and PartA2练习，核对答案。
3.用A1,A2出现的所有祈使句进行肯定和否定互换练习
Step4 当堂反馈（见学生版）