2018秋人教版八年级英语上册课件：Unit 10 单元语法小专题(Grammar Focus) (共15张PPT)

单元语法小专题 rammar focus 语法/衍 if引导的条件状语从句 含义:条件状语从句表示主句动作发生的前提 条件、假想、推测等情况 位置:i引导的条件状语从句可放在主句后,也可 放在主句前(必须用逗号隔开)。 时态:当主句是一般将来时,从句用一般现在时 表示将来。 【拓展】除i外,引导条件状语从句的连词还有 unless, as long as 等 语法/练 Ⅰ.单项选择。 (c)1. I will go to tomorrows party invited A. when B. unless while (A)2.Do you know when he will come back tomorrow? -Sorry, i dont know. When he back, Ill tell you A comes B. will come C come D. may come (D)4. If i eat too much food, I too fat A am B. was C. will D. will be (C)5. -Would you like to go shopping with me, Carmen? Id love to you don t want to go alone unti B. before c. if as