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课件网) Unit 10 If you go to the party, you’ll have a great time! 第一课时 R·八年级上册 Lead in Language points 一、If引导的条件状语从句 1. If意为“如果”，引导条件状语从句时，既可在 主句前，也可在主句后。若放在句首，从句后面 要加逗号与主句隔开。 Language points If +…, 条 件 结 果 2. 句型结构： 从句 主句 I’ll / you’ll +… Language points 3. 时态： 主句是一般将来时，从句一般现在时。 If he comes, he will bring his violin. Language points 主句是有情态动词may/might/can/must/ should等句子，从句一般现在时。 If you want to lose weight, you must eat less bread. Language points 主句是祈使句，从句一般现在时。 If you are not strong enough, please don’t take part in such an activity. Language points 4. 句型转换 （1）借助“祈使句+and/or +句子（一般将来时 结构）” 来转换。其中，在句意上and表 示顺承；or表示转折，意为“否则”。 Language points If you work hard, you’ll pass the exam easily. =Work hard, and you’ll pass the exam easily. =Work hard, or you won’t pass the exam easily. Language points （2）借助without或with来转换条件状语从句。 If there is no water, fish will die. =Fish will die without water. Chain game If I have a party, I will go shopping. If I go shopping, I will buy a lot of food. If I buy a lot of food, I will eat it. If I eat it, I will/won’t … If I am free tomorrow, I will have a party. Chain game If I visit my friend, I will bring a gift. If I bring a gift, My friend will be very happy. If Mr Li is very happy, we will play games. If we play games, I will/won’t … If I am free today, I will visit my friend. Practice If it _____ tomorrow, we’ll go to the park. A. isn’t rain B. doesn’t rain C. will rain D. don’t rain I _____ with you if I’m free. A. go B. will go C. went D. going Class summary Unit 10 If you go to the party, you’ll have a great time! 1. I think I’ll take the bus to the party. 2. If you do, you’ll be late. 3. What will happen if they have the party today? 4. If they have it today, half the class won’t come. Thank you!
