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课件网) Module 6 Problems Unit 3 Language in use If I start after dinner, I’ll finish it before I go to bed. If you do all these other things instead of your homework, you won’t have time to study. He thinks something will go wrong if I play games on it. Observe the following examples carefully. They are all from this module. Let's observe 一.If引导的条件状语从句结构： 结构 用途 含义 例句 if从句 + 祈使句（Module5） 表达建议 如果……就…… If you don’t feel well, please go to see the doctor. if从句 + 陈述句 表达某种假设 如果……就…… If he doesn’t work hard, he’ll fail his exams. Let's learn 二、If从句的时态 1. If I start after dinner, I’ll finish it before I go to bed. 2.If he runs, he’ll get there in time. 归纳： if从句用_____，主句用_____。简称： 一般现在时 一般将来时 主将从现 If you ____ to the party, you’ll have a great time. A. will go B. went C. go D. going 2. I _____ her the answer if she _____me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks Let's practise 1.She may come with us if she arrives in time. 2.If it stops snowing, we can go out. 一般现在时 情态动词+动词原形 归纳： if从句用_____，主句用_ _____。 1.We___study hard if we want to pass the final exam. A. will B. must C. can D. could 三、If引导的条件状语从句位置。 1.I’ll go to see you if I have time. 2.If it rains tomorrow， we’ll stay at home. 归纳：if 引导的条件状语从句位置可直接放在主句_____，也可以放在_____。放在句首时，从句后面要用_____和主句隔开。 后面 句首 逗号 1.-What are you going to do tomorrow -We’ll go to the library tomorrow if it _____. A. isn’t rain B. rain C. won’t rain D. doesn’t rain 2. If our government ____attention to food safety now, our health ____in danger. A. won’t pay; is B. doesn’t pay; is C. won’t pay; will be D. doesn’t pay; will be 四、同义句转换 If you work hard, you’ll pass the exam easily. → Work hard, and you’ll pass the exam easily. 归纳：用“祈使句 ＋ and / or ＋ 一般将来时的句子”转换。 If you don’t hurry up, you’ll miss the train. → Hurry up, or you’ll miss the train. 快点儿，否则你就赶不上火车了。 1.Work harder, _____you will win the game on Friday. A. if B. because C. or D. and 2. Do more exercise, or you won’t lose weight.(改为条件状语从句） ____you ____ ___ more exercise, you _____ lose weight. If don’t do won’t Listen in class, or you will not understand what to do. Rewrite the sentences with if. (P46) If you do not listen in class, you will not understand what to do. If you don’t eat some breakfast, you will get hungry at school. 1. Eat some breakfast, or you’ll get hungry at school. You will get hungry at school if you don’t eat some breakfast. 2. Hurry up! You will be late! 3. Read the book carefully. Then you will not make mistakes. 4. Don’t watch too much TV, or your eyes will hurt. 5. Work harder! You will get higher marks. If you don’t hurry up, you will be late. If you read the book carefully, you will not m ... ...
