第三Section A（Grammar focus ~ 4c） I. 知识目标类别要点单词1. low adj.低的，矮的； 2.translate v. 翻译； 3.lock v.锁上；n. 锁；4.sudden adj. 突然的； 词组1. at a low price 以一个很低的价格 2. take these photos 拍这些照片 3. go out alone 单独外出 4. translate the book into different language 把书翻译成不同种的语言5. all of sudden突然 6. work on 从事，进行 句式1. ---When was the zipper invented? ---It was invented in 1893.---拉链是什么时候发明的？ ---它是在1893年被发明的。2. ---Who was it invented by? ---It was invented by Whitcomb Judson.---它是由谁发明的？--它是被特科姆.德森发明的。3. The fridge was sold at a low price. 这个冰箱被以低价卖掉了。4. The students were told not to eat or drink in class. 学生们被告知在上既不吃或喝东西。II. 环节自主学习案【新词自查】根据汉语提示完成单词。1. The boy lost his parents during the last year’s earthquake (地震).2. The students were asked to translate (翻译) the story into English.3. The police found the lost boy under the destroyed house through an instrument (仪器)。4. I only have some biscuits (饼干) and a glass of milk every morning.5. If you can’t eat all these fruit , you may put some into your fridge (冰箱).导学案Step 1情景导入（参考案例）本的主要内容是谈论发明对我们生活的影响，有好的也有不好的。在学习短文之前教师可准备几个与短文内 |
