重庆市巴南区石龙初级中学八年级英语《Unit 4 Our World》 教案 仁爱版.doc

重庆市巴南区石龙初级中学八年级英语《Unit 4 Our World》 教案 仁爱版The main activities are 1a and 3.Ⅰ. Teaching aims and demands 教学目标1. Learn some new words and a phrase: robot, scientist, appear, take the place of, situation, repair, machine, truck, mend2. Learn some useful sentences:(1)What can robots do for us? (2)Robots can take the place of humans to do hard or boring work in some situations. (3)They can also do lots of dangerous work instead of humans.3. Learn how to express certainty and uncertainty:be sure about/ of/to/that二. find out the main phrases in the text1.一些关于机器人的事情2.科技中心3.上周末4.发明第一个机器人5.一些像机器人的东西 6.代替人类的地位7.艰难而乏味的工作 8.许多危险的工作9.更快更好10.很有把握11.挽救处在危险中的人12.修机器13. 修路14.搬运重物15.举起卡车部件16.捕鱼17.使人类失业18.很多种工作19.更难的工作20.使人类变懒21.不计报酬工作22.20年后三. 写出下列动词的过去式1. tell--- 2. go--- 3. invent--- 4. appear--- 5. take---6. save---7. repair---8. lift---9. carry--- 10. mend---11. make---12. lose---13. work---14. pay---15. think---16. have---四. 完形填空。

We live in the“computer age”. Long ago computers couldn’t do 1 . They were very big and 2 . They used a lot of energy(能量). Only a few people were 3 in them. Today computers are 4 and cheaper. They can 5 difficult work.Computers have 6 important for many reasons. They work faster and make fewer mistakes. They can remember much information. A computer can work out millions of problems 7 a few seconds. A person might need years 8 so many problems.People now use computers in nearly every kind of work. Computers are very useful and the 9 of computers is growing. More computers mean more jobs for people, 10 people need to run(操作) and mend them.Would you like to learn how to run a computer?( )1.A.many B.much C.a lot of D.lots of( )2.A.cheap B.cheaper C.expensive D.more expensive( )3.A.interest B.interesting C.interests D.interested( )4.A.small B.smaller C.big D.bigger( )5.A.do B.make C.turn D.eat( )6.A.turn B.got C.is D.become( )7.A.with B.in C.for D.at( )8.A.works out B.work C.to work out D.to work( )9.A.use B.useful C.useless D.to use( )10.A.why B.how C.because D.what总结: 有关“花费”的动词有：spend / pay / cost sectionB一. Teaching aims and demands 教学目标1. Learn some new words and phrases:toward(s), plate, planet, information, mistake … for …, object, balloon, call for, wake, wake up, real2.Learn some useful sentences:(1) People often mistake some man-made objects such as kites or balloons for UFOs.(2) Get up, or you’ll be late for school!3. Go on learning to express certainty and uncertainty (be sure/be not sure) and review past continuous tense:(1)A UFO flew over my head while I was walking toward the bus stop yesterday.(2)I’m not sure whether/if robots will make humans lose their jobs.二. 在文中找到并划出下列短语1.从我头上飞过2.往车站走3.看起来像盘子4.生物_5.在其它星球 6.实际上7.从书本上得到关于UFOs的信息8.错把人造物体当做UFOs 9.比如风筝或气球10.没人能确定。

11.设法求救12.起床13. 醒来14.上学迟到15.从UFO里出来三. 写出下列动词的过去式1 fly 2 walk 3 see 4 get 5 know 6 mistake 7 sleep 8 read 9 try 10come 11 say 12 wake 四，阅读 Many people are interested in UFOs and there are a lot of reports about them. One report of UFOs came from a British plane on its way from New York to London in 1954.The British plane was flying over an island at 19,000 feet when the captain(机长) noticed that something was on their left and a little lower(更低) than their plane. It was about five miles away.“It was not one object but several ones.” the captain said, “We saw one large and six smaller objects. I sent out a radio report about them and I got some information that the other planes were coming out to meet us. Before the planes arrived, the smaller objects went into the big object. The big object then became smaller and moved away fast.”( )31.A British plane flew to _______ in 1954. A.Now York B.London C.Beijing D.Sydney( )32.There was something on the _______ of the plane. A.above B.middle C.left D.right( )33.The captain saw _______ in the sky. A.there was something higher than their plane B.there was one large object and six smaller objects C.the big object disappeared at once D.all of above( )34._______ would come to meet them. A.The other planes B.The other captains C.A UFO D.The radio( )35.This passage is mainly about _______. A.the radio B.a British plane C.seven objects D.one report about UFOsSectionc一. Teaching aims and demands 教学目标1. Learn some new words and phrases: example, for example, spend … on, dictionary, in alphabetical order, look up, pay attention to, begin with, write to2. Learn some useful sentences: (1) It makes our life nicer, easier and more interesting.(2) How is everything going these days? (3) I think it’s helpful for studying English.3. Go on learning to express certainty and uncertainty: I’m (not) sure of that.4. Talk about modern science and technology:5. Learn how to look up new words in an English-Chinese dictionary: (1)The words in English dictionaries are in。