2019年春八年级英语下册Module3JourneytospaceUnit2Wehavenotfoundlifeonanyotherplanetsyet.ppt

1、Unit 2 We have not found life on any other planets yet. & Unit 3,Module 3 Journey to space,课前自主预习,课堂互动探究,课前自主预习,group,universe,light,impossible,possible,environment,solar,system,communication,communicate,none,all,Unit 2 We have not found life on any other planets yet. & Unit 3,that,this,communicate

2、with,on the earth,太阳系,和一样好,中没有一个,照相,hundreds of millions of to ,go around,Unit 2 We have not found life on any other planets yet. & Unit 3,None of them has an environment like that of the earth.,There has been life on the earth for hundreds of millions of years.,However, no spaceship has travelled f

3、ar enough to reach other stars in our Galaxy.,It is impossible to imagine how large the universe is.,Unit 2 We have not found life on any other planets yet. & Unit 3,Saturday is named after the planet Saturn.,eight,many years,system,of millions of,the solar,Unit 2 We have not found life on any other

4、 planets yet. & Unit 3,hundreds,take photos,课堂互动探究,词汇点睛,1 none pron. 没有一个；没有一人；一点儿也没有,观察 None of them has an environment like that of the earth. 它们中没有一颗(行星)有像地球那样的环境。 Theres no one in the classroom. 教室里没人。,Unit 2 We have not found life on any other planets yet. & Unit 3,辨析 none 与no one,Unit 2 We hav

5、e not found life on any other planets yet. & Unit 3,人,物,of,没有人,不能,How many boys are there in the room?房间里有多少个男孩？ None. 一个也没有。 Who is in the room? 谁在房间里？ No one. 没人。,Unit 2 We have not found life on any other planets yet. & Unit 3,活学活用,(1)2016齐齐哈尔 Who was hurt in the traffic accident？ .A. None B. No

6、one C. Nothing,答案 B,Unit 2 We have not found life on any other planets yet. & Unit 3,(2)2017武汉The frozen yogurt tastes like ice cream but has _ of the fat.It suits me fine. Im on a diet.Anone BneitherCany Dsome,Unit 2 We have not found life on any other planets yet. & Unit 3,答案 A,观察 A group of peopl

7、e are walking up the Great Wall. 一群人正在登长城。 探究 group是可数名词，常构成短语 a group of, 意为 “ ”，其后只能接可数名词。,2 group n. 群；组,Unit 2 We have not found life on any other planets yet. & Unit 3,一群；一组,拓展 (1) a group of后面加复数名词时，谓语动词用复 数形式；而a pair of/a piece of等后面加复数名词时， 谓语动词用单数形式；“数词pair(s) of”在句中作主 语时，谓语动词要与pair的单复数保持一致。

8、 A group of students are running on the playground. 一群学生正在操场上跑步。 Three pairs of jeans are in the bag.包里有三条牛仔裤。 (2)in groups意为“成群结队地；以小组为单位”。 Do you teach your students singly or in groups? 你教学生是单个教还是按组教？,Unit 2 We have not found life on any other planets yet. & Unit 3,活学活用,(1)用所给动词的适当形式填空 Look! A gr

9、oup of Americans _ (visit)the History Museum now. The pair of sunglasses _ (look) cool. The sunglasses _ (be) very colourful. (2)单项填空 Its a good idea to learn English _ Aby groups Bin group Cin groups Dat group,are visiting,Unit 2 We have not found life on any other planets yet. & Unit 3,答案 C,looks,

10、are,3 communicate v. 联系；交流,观察 She often communicates with her mother by phone. 她经常用电话和妈妈通话。 探究 communicate用作不及物动词，意为 “ ”。常用搭配：communicate with sb.意为“ ”。,Unit 2 We have not found life on any other planets yet. & Unit 3,通讯；沟通；交流,和某人沟通/交流/通话,拓展 communicate用作及物动词，意为“传达；传 递”。其常用搭配：communicate sth. to sb.

11、意为“把某 事传达给某人”。 People now communicate greetings to each other by email or by mobile phone. 人们现在使用电子邮件或手机传递问候。,Unit 2 We have not found life on any other planets yet. & Unit 3,2016菏泽 Today， WeChat（微信） becomes very popular， and more and more people like to use it to each other. A. depend on B. communi

12、cate with C. believe in,活学活用,解析 B 考查动词短语辨析。句意：现在，微信变得非常受欢迎，而且越来越多的人喜欢使用它来与彼此 _。depend on意为“依赖，依靠”；communicate with意为“和交流”；believe in意为“相信”。由句意可知此处是指越来越多的人使用微信交流，故选B。,Unit 2 We have not found life on any other planets yet. & Unit 3,句型透视,1 The sun and its planets are called the solar system 太阳和它的行星被称为

13、太阳系,探究 “are called” 是被动语态形式。当主语是谓 语动词的动作对象时，句子要用被动语态。被动语态结构是 “主语be动词done其他”。 The machine is made in Shanghai. 这台机器是在上海制造的。,Unit 2 We have not found life on any other planets yet. & Unit 3,Chinese New Year _ the Spring Festival. People often eat dumplings. Ais called Bwas called Ccalls Dcalled,活学活用,U

14、nit 2 We have not found life on any other planets yet. & Unit 3,答案 A,探究 句中的it是形式主语，真正的主语是动词不定式 “to imagine”。“It isadj.(for sb.)to do sth.”意为“(对某人来说)做某事是的”。 Its necessary for us to wait in line. 对我们来说，排队等候是有必要的。,2 It is impossible to imagine.无法想象。,Unit 2 We have not found life on any other planets ye

15、t. & Unit 3,2017南充Mario, your mobile phone is ringing. Wait a minute. Its dangerous _ us _ it while crossing the street. Afor; answering Bfor; to answer Cof; answer Dof; to answer,活学活用,Unit 2 We have not found life on any other planets yet. & Unit 3,答案 A,探究 (1)enough 既可作形容词又可作副词。作形容 词时，修饰名词，通常放在名词 ；

16、作副词时，修 饰形容词或副词，放在其 。 There is enough bamboo for the pandas to eat. 有足够多的竹子给熊猫吃。,However, no spaceship has travelled far enough to reach other stars in our Galaxy. 然而，没有一艘宇宙飞船能飞得足够远以到达银河系 的其他恒星。,Unit 2 We have not found life on any other planets yet. & Unit 3,前面,后,(2)其常用结构：“adj./adv.enough to do”意为 “

17、足够能够做”，其反义词组是“tooto do”，意为“太而不能做”。 The girl runs fast enough to catch up with her brothers. 这个女孩跑得足够快，赶上了她的哥哥们。,Unit 2 We have not found life on any other planets yet. & Unit 3,(1)单项填空 2017黔南Amanda read the article _， and found something important in it. Aenough careful Bcarefully enough Cenough car

18、efully Dcareful enough,活学活用,Unit 2 We have not found life on any other planets yet. & Unit 3,答案 B,(2)改为同义句 The little girl isnt old enough to dress herself. The little girl is _ young _ _ herself.,Unit 2 We have not found life on any other planets yet. & Unit 3,too,to dress,探究 (1) “with so many star

19、s in the universe”是 介词短语，在句中作状语。 With so many things to do, we have no time to play. 要做的事情这么多，我们没有时间玩。 (2)so many意为“如此多的”，其后接可数名词复数。so much意为“如此多的”，其后接不可数名词。,4 with so many stars in the universe, are we alone, or is there life out there in space? 宇宙中有这么多恒星，我们是孤独的吗？或者说太空中还有其他生命存在吗？,Unit 2 We have not

20、 found life on any other planets yet. & Unit 3,(1)我们的老师手里拿着书进了教室。Our teacher came into the classroom, _ books _ his hand. (2)春节期间，大街上有如此多的人。There are _ _ people in the street during the Spring Festival.,活学活用,with,in,so many,Unit 2 We have not found life on any other planets yet. & Unit 3,课文回顾,In the

21、 universe, are we 7._， or is there 8._ out there in space?,Unit 2 We have not found life on any other planets yet. & Unit 3,Anyone out there？,There has been life on the earth for 1._ years.,The sun and its planets are called 2._. There are 3._ _ stars in the Galaxy.,Scientists have 4._ _ many other galaxies in the universe.,Scientists have sent spaceships to 5._ and 6._ the solar system.,hundreds of millions of,the solar system,billions of,discovered,Mars,outside,alone,life,