八年级英语外研社下册Module3Journeytospace学案

1、八年级英语外研社新标准三年级起点M odule 3 Journey to space课程目标 一、学习目标学生根本把握本课的重点单词 有关宇宙类的单词和短语的用 法；进一步了解完成时的用法,通过课文深入理解.二、重点、难点继续学习完成时的相关表达方法；通过宇宙类单词的学习,了解记单词的一些方法.知识梳理一、重点单词【单词学习】1. discover di'sk/we v,发现【用法】discover指发现客观存在的事物.【例句】So have they discovered life on Mars?那么他们在火星上发现生命了吗【拓展】discover是在cover这个词的根底上加上了

2、一个表示否认的前缀“dis,用法类似的还有：disable disadvantage disagreelife是名词“生命,复数形式是lives,这个形式大家还可以在live的三单中见到:She lives in Beijing.居住The doctors saved a lot of lives during the war.生命【考题链接】请根据构词法猜想下面单词的含义：disbelieve disapprove discontinue答案：不信,不同意,中止思路分析：根据单词构造的特点很容易得到答案.2. informationn.信息【用法】information是不可数名词,泛指消息

3、.因此“一条消息应该是 a piece of information.【例句】How can I get information on space travel?我怎么才能得到关于太空旅行的消息呢【拓展】news同样也是不可数名词,多指新闻事件.“一条新闻应该是 a piece of news;message那么是手写或谈话类的消息,为可数名词.【考题链接】请用 news, information 和 message*空来源:1. If you need any about the trip, ask him.2. Have you heard the? The President will

4、come to our school.3. They send me a text by the mobile phone.答案：information, news, message思路分析：根据几个词的使用特性可得到答案.3. search sutj v.寻找【用法】search for something 搜寻某样东西search后面还可以直接跟地点,表示在某处进行搜寻.【例句】You can go online to search for the information.你可以上网搜寻相关消息.Are you searching for that book? 你在找那本书吗He sear

5、ched his desk for the pencil case. 他在书桌里搜寻铅笔盒.【考题链接】译句子：他们在这座山上寻找金子.答案： They searched this hill for gold.思路分析：在某地搜寻,直接加地点,后面跟上搜寻的对象.4. reachv.到达【用法】reach表示“到达,是及物动词.【例句】They are very far away and their light has to travel for many years to reach us.它们离我们非常远,并且它们的光线要经过很多年才能到达 我们这里.【拓展】除了 reach,还有arri

6、ve和get两个不及物动词表示到达,arrive in 大地方/at 小地方,get to+地方.reach还可以表示“伸手触及；够到",如 Would you please pass me the salt? I can ' t reach it.reach的另外一个含义是“达成协议,如：Finally, they reached an agreement.【考题链接】译句子：你能用你的手指尖触及你的脚趾吗答案： Can you reach your toes with your fingertips?思路分析：reach在这里解释为“触及.5. galaxy 1gael5

7、ksi n.星系【例句】There are billions of stars in the Galaxy, and our sun is only one of them.在星系中有几十亿颗星星,我们的太阳只是它们中的一颗.【拓展】关于宇宙的单词,总结和拓展如下：来源:ZXXKuniverse, galaxy, Milky Way, solar system, earth, sun, moon, starMercury, Mars, Venus, Saturn, Jupiter还记得星期和宇宙星系的关系吗【考题链接】1 .请试着写出以下“星日在今天的含义：Sun' s Day Moo

8、n' s Day Saturn ' s Day2 .请观察日语从中文中借鉴中的一些单词,试着猜想它们的 含义：月曜日,土曜日,日曜日答案：1. Sunday, Monday, Saturday2.星期一,星期六,星期日思路分析：古代“星日的文化逐渐演变.6. alone s'l5un adv.单独地；单独一人 【用法】alone强调客观的“单独一人.【例句】With so many stars in the universe, are we alone, or is there life out there in space?宇宙中有那么多的星星,很难说我们的地球是不是

9、仅有 的、有生命存在的行星,或者说外太空中还有生命存在【拓展】alone和lonely的区分：alone强调客观的“单独一人",而lonely那么表达出了内心主观的 “孤独.She lives alone, but she never feels lonely.她单独一人居住,但她从不感到孤独.alone还可以表示“独一无二的或“单独的,这时其词性是形 容词.He was all alone in the middle of the classroom.【考题链接】请用alone和lonely填空1. She is afraid of going there.2. She often

10、 felt when she was abroad.答案：alone, lonely思路分析：前者强调一个人,后者强调孤独.【即学即练】请用今天所学的单词填空:discover, information, search, reach, galaxy, alone1. Have they life on Mars yet?2. We have on the Internet but we find nothing.来源:ZXXK3. Our sun is one of the stars in the.4. I will give you a call as soon as I Shanghai

11、.5. Here is a piece of for you.6. You are not, there are lots of friends around.答案：discovered, searched, galaxy, reach, information, alone思路分析：根据所学内容填空即可三、重点短语【短语学习】1. far away【用法】far away表示"品巨离远.【例句】Mars is very far away, much farther than the moon.火星距离非常遥远,比月球要远得多.【拓展】经常用到的句型是be far away from

12、：Beijing is far away from Nanjing.北京离南京很远.【考题链接】译句子：他住得离我们很远.答案： He lives far away from us.第6页/共11页思路分析：注意词组的应用.2. in order to【用法】表示“目的是",后接动词原形.【例句】Lots of scientists are working hard in order to send astronauts to Mars one day.很多科学家正非常努力工作以便有一天能够把宇航员送到火星去.【拓展】表示目的,我们还可以用so that:Lots of scient

13、ists are working hard so that they can send astronauts to Mars one day.【考题链接】请用in order to和 so that填空1. They work very hard get high marks.2. They work very hard they can get highmarks.答案：in order to, so that思路分析：so that后面跟从句,而in order to后面那么接动词原形.3. go around【用法】表示“环绕.【例句】The earth is a planet and

14、it goes around the sun.地球是个卫星,环绕太阳公转.【拓展】around含有“环绕的意思：walk around, turn around, move aroundaround还可以表示“大约：There are around 30 people in the classroom.【考题链接】译句子：他说他大概晚上十点左右回来.答案： He said that he would be back at around 10 in the evening.4. far enough【用法】表示“足够远.【例句】However, no spaceship has travelle

15、d far enough to reach near other stars in our Galaxy.然而,没有宇宙飞船飞得足够远以到达我们星系中的其它恒星.【拓展】enough和形容词搭配,放在形容词后面；enough和名词搭配,放在名词前面,表示“足够多的There is enough water in the bottle.瓶子里有足够多的水.【考题链接】译句子：图书馆里有足够多的书.答案：There are enough books in the library.思路分析：修饰名词时,enough放在前面,注意可数名词变复数.5. communicate with【用法】表示“和交

16、流.【例句】Why has no one communicated with us?为什么没有人和我们交流【拓展】表达“交流或谈话,我们还可以用到talk with, talk to和speak to：My teacher wanted to talk with my parents.我的老师想和我父母谈一谈.【考题链接】译句子：请保持安静,老师正在和家长谈话.答案：Please keep quiet, the teacher is talking to the parents.思路分淅：talk to和talk with这里都可以使用.【即学即练】请用所学词组填空：far away, in

17、order to, go around, communicate with1. It ' s hard to him, he is so strange!2. Moscow is from Beijing.3. They cleaned the room carefully make their mother happy.4. The moon the earth.答案：communicate with, far away, in order to, goes around思路分析：根据所学内容填空即可.四、重点句型【句型学习】Scientists think that there h

18、as been life on earth for hundreds of millions of years.科学家们认为地球上的生命已经存在上亿年了.【句析】宾语从句的一种,I think的相关用法.【例句】I think it is wrong for us to play computer games too much.我认为我们玩儿太多电脑游戏是不对的.【考点】I think本身不是难点,但是如果把它和否认含义相结合,或者把 它和其它句型结合在一起,问题可就来啦.如：我认为你上学迟到是不对的.这句话译的时候要把否认词挪到I think这里,译为：I don ' t think it is right for you to be late for school.而和其它句型结合之后,更应该注意一些细节,如：我认为你花太多的时间玩电脑游戏是不对的.和上面那句话相比拟,多了 “花太多的时间,大家都能想到花费 的表达方法,难在选择哪个.I don' think it is right for you to spend too much time playing computer games.由于前面有