1、We have not found life on any other planets yet教学目标1. Key vocabulary 重点词汇 planet, alone, also, part, light, beyond2. Key sentences 重点句子 just (already) have/ has +p.p havent/ hasnt + p.pyet. Have/ Has + +p.p +yet?Ability goals 能力目标Enable students to read and write a story about space travel.Learning
2、ability goals 学能目标Help students learn how to read and write a story about space travel.重点难点考点易错点How to read and write a story about space travel.教 学 过 程一、 前置练习，积累知识Step1.【Check】 数百年 in two minutes 人造太空飞船 _ be alone 在宇宙 _ the solar system 在太空_ 没有人_和交流_二、情境激趣，导入新课Step 2. Revision and lead-inTalk about
3、 space travel.三、自主学习，合作探究Step3 Discovery1. None of them has an environment with air ,so people and things cannot grow .-How many students are there in the classroom ? -No one .分析以上两句的黑体字有何不同，并用 no one 或 none 完成句子：of them is a teacher. enjoys the film .2. With so many stars in the universe ,are we al
4、one ,or is there life on there in space ? 当修饰可数名词时 ，可用“such +a/an +adj. +n.”或 “so +adj. +a/an +n”He is such a good boy /so good a boy that everyone likes him .(2) 当修饰可数名词复数和不可数名词时，用 “such +adj. +n.”,如 such dirty water (3) 当这些可数名词或不可数名词前有 many ,much ,few ,little 时，则只能用 so,如 so much money. alone “独自一人
5、” ，lonely 表示“ 孤独的”有感情色彩。3. However, no spaceship has traveled far enough to reach other stars in our Galaxy.然而没有一个航天器旅行到足以到达我们银河系其他恒星附近那么远的地方。enough 作形容词修饰名词，位置可前可后。我有足够的时间做这项工作。_ _enough 作副词修饰形容词、副词或动词时，必须后置。他走得足够快。_形容词/副词 + enough + to do sth.“足够可以做”他足够高可以摘（pick）到树上的苹果。_四、归纳总结，提升能力Step4 Summary What have you learned today?五、当堂检测，检查效果完成互动上的练习题Homework:1. Translate the following phrases 2. Do Studying Pla教学反思：
