if引导的条件状语从句教学设计.docx
3页
if引导的条件状语从句教学设计一、 教材分析：初中英语语法，梳理总结二、 教学目标：1、 知识目标：学习if 引导的条件状语从句 2、 能力目标：运用if 引导的条件状语从句作出假设3、 情感目标：提高学习英语的兴趣及团队合作精神三、 教学重、难点：重点: if引导的条件状语从句的基本结构难点: 条件状语从句的主、从句中的时态四、 教学方法：口头讲授，习题练习五、 教学过程：Step1. Lead-inTeacher ask some questions:If you are happy, what will you do?If you have a lot of money, what will you do?Step2. PresentationToday we’ll learn the usage of “if”.1. Definition 定义: if “如果，假如” 它引导的句子表示某事发生所需的条件，即“在条件下，某事才能发生”，在句子中充当状语，因此称之为条件状语从句If I'm free, 从句I will go shopping with you. 主句2. Position位置: If you get up early, you will catch the first bus. You will catch the first bus If you get up early.从句可放在主句之前或之后，但是放在主句之前须有逗号隔开。
3. Structure and Tense 结构与时态:① 主将从现：If I have a lot of money, I will travel around the world. You will pass the exam if you study hard.主句是一般将来时态，从句用一般现在时态②主情从现: If you want to be healthy, you must eat more vegetables. You can watch TV if you finish your homework.主句里含有情态动词，从句用一般现在时态 ③主祈从现: If he comes back, please call me. Put on your warm clothes if you feel cold.主句是动词原形开头的祈使句，从句用一般现在时态 Step 3. Summary:If: 1、definition 2、position 3、structure and tenseStep 4. Practice.1.The students will have a school trip this weekend if it _____________(not rain).2. What will you buy if you ________(have) a lot of money?3. If he____ (be) at home, please call me.4. You mustn't go to work if you ________(be) still in bed.5. If it _______(be) possible, I will meet you.。
