If 引导的条件状语从句引导的条件状语从句阚家中学 李秀菊.Teaching aimsKnowledge aims :掌握 if 引导的条件状语从句的用法，并能正确的区分 if 引导的宾语从句。Ability aims:能够用 if 引导的条件状语从句应对生活中基本的会话。.Teaching important and difficult points:If 引导的条件状语从句的用法。.Teaching aids ：a computer and a projector.Teaching methods:Communicative approach, Individual work and group work. .Teaching Procedure Step 1 Warming-up1 . Show the pictures .2. Look at the pictures and talk something about the pictures .3.通过 if 引导的宾语从句引出 if 引导的条件状语从句。 Step 2 Explanation 1.讲解 If 引导的条件状语从句的定义，及注意事项。2.学生用三分钟时间巩固掌握。Step 3 Speaking1.用录音机的使用说明为例子，示范句子做法。If you want to turn on the recorder, press button A.Press button A if you want to turn on the recorder.Revise “if clause+祈使句”and presentthe topic of M5 “problems”. 2.speaking-How do I play/ play back/record/.? If you want to play back,_If you want to record,_Step 4 PracticeShow the pictures and let the students make sentences according to the pictures.1.If you want to read books in the library, keep quiet. 2. If you like this picture, save it on the computer.Step5 Summary and practice1.总结：总结：If 引导的条件状语从句，主语是祈使句，从句用一般引导的条件状语从句，主语是祈使句，从句用一般现在时态。现在时态。 主祈从现2.practice1. 1.If you _ (want) to listen to music, _ (choose) a CD.2. 2.If you _ (buy) a new camera, _(get) a good one.3. 3.If the light _ (not come) on, _ (wait) for one minute.4. 4.If it _ (not work) , _ (wait) a minute and then _(try) again.5. 5.If you _ (not know) how to use the camera, _ (read) the instructions.Step6 Look and guess 1.通过图片，继续练习 If 引导的条件状语从句。2.practice 1.If they _ (be) free, I _(go) shopping with them.2. What _ you do if you _ (find) a panda in danger?3. If it _ (not rain) tomorrow, we _(go )there by bike.Step7. Summary教师引导学生总结Step 8 speaking通过图片展开自由话题。Step9 区别区别1. Explanation2. PracticeStep10 Writing以 If you have enoughmoney（pocket money） what will you do?为话题，展开自由畅想，写一篇 100 字左右的文章。