一、本课动词过去式 plant—planted 种植/Id/ move—moved/d/ 移动,搬slip—slipped/t/ 滑倒 make--made制造throw—threw /u:/ 扔put—put 放 keep--kept /e/ 保持sweep—swept /e/ 扫fall—fell /e/ 摔倒 二、本课不可数名词 1、smoke烟雾 Smoke from cars makes the air dirty. 2、rubbish 垃圾 Rubbish makes the streets messy and dirty. 3、air 空气 water 水 We need clean air and water. 三、重要语法点 1. make+宾语+形容词 make our city beautiful使我们的城市变得漂亮 make the room messy把房间弄乱 make me angry 使我生气 make her sad 让她伤心make him happy 让他开心 make the room clean 使得房间变得干净 2. keep+宾语+形容词 keep it clean 使它保持干净 keep the room warm 使房间保持温暖
keep the children quiet 使孩子们保持安静 keep the school clean使学校保持干净 3.Make和keep的不同用法: Make 的意思有很多,做,制作,制造,整理,获得等,在本单元中的意思是“使……
变得”,make+sth/ sb+形容词。如: Smoke from cars makes the air dirty. 汽车排出来的烟使空气变得肮脏。 Rubbish makes the steeets messy and dirty. 垃圾使街道杂乱无章。 Keep的意思是保持,经营,饲养,遵守等,本单元中的意思是“保持”。 例如:We can put rubbish in the bin to keep our city clean. 我们把垃圾放进垃圾桶能让我们的城市保持干净。Trees help keep the air clean. 树木有助于空气保持清新。 3. 情态动词can/can’t/should/shouldn't +动词原形 You shouldn’t do that!你不应该那样做! You should put your rubbish in the bin. 你应该把垃圾放进垃圾桶。 We can take the bus or the metro to the factories. 我们可以乘公交或者地铁去工厂。 注:情态动词 can—could 能,可以 shall将会—should应该,将会
