省宜春市第八中学八年级英语上册 Unit 10 If you go to the party, you’llhave a good time Section A 2课件 （新版）人教新目标版.ppt

* / Unit 10 If you go to the party, you’ll have a good time! / I think I’ll take the bus to the party. If you do, you’ll be late. I think I’ll stay at home. If you do, you’ll be sorry. What will happen if they have the party today? If they have it today, half the class won’t come. Should we ask people to bring food? If we ask people to bring food, they’ll just bring potato chips and chocolate. Read the sentences / I will have a good time tomorrow. I will go to the party tomorrow. If I go to the party tomorrow, I’ll have a good time. 合并 if引导一个条件状语从句 当主句是一般将来时时, if引导的从句必须用 现在时来表示将来可能发生的动作或存在的状态。 Grammar Focus: if 条件句 / 在英语里, 当句子的主句为将来时态时, 它所引导的 时间状语从句和条件状语从句都使用一般现在时来 表示将来时间, 这在英语里被称为“主将从现”。 主句的将来时态并不仅限于我们这一课里所学习到 的will＋动词原形构成的一般将来时, 还包括be going to＋动词原形、be doing所表示的一般将来时 以及我们以后会学到的其它的将来时态。例如: / What is he going to do when he grows up? 他长大了想干什么？ We are leaving for Amoy tomorrow if it doesn’t rain. 如果明天不下雨, 我们就去厦门。 We will buy that microwave next week if its price keeps going down. 如果价格持续下降, 下个礼拜我们就买那台微波炉。 / If +…, I’ll / you’ll +… ↘ ↙ ↘ ↙ 条件 结果 For example: If you study, I’ll be happy. wear jeans to school , you’ll be sorry. get up late, you’ll be late. eat too much, you’ll be fat. wash your clothes yourself …… 1. Structure / 这里if所引导的是真实条件句(real conditional), 即所 假设的条件有可能成为现实, 表达假定所假设的条件 实现时会出现的情况或会采取的行为。有时, 我们 可以使用并列结构的祈使句来表达这种类型的条件句。 e.g. If you set your alarm clock, you won’t oversleep. 如果你上闹钟, 你就不会睡过头了。 Set your alarm clock, and you won’t oversleep. / If you give him an inch, he will take a mile. 他会得寸进尺。 Give him an inch, and he will take a mile. If you don’t give him some food, he will starve. 如果你不给他一点吃的, 他就会饿死。 Give him some food, or/else he will starve. / (1)条件状语从句通常由连词if引导, 意为“如果、假如”, 主句不能用be going to表示将来