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八年级英语备课组教案
Name Date Period 7
Topic Unit 4 Topic 2 Class type New
Teaching aims Section A 1. Learn some new words and a phrase: robot, scientist, appear, take the place of, situation, repair, machine, truck, mend 2. 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: (1)I’m sure robots can do some work faster and better than humans. (2)—Are you sure —Yes, quite sure. (3)—Do you think you will have a robot in 20 years —Yes, I’m sure. / No, I’m not sure. 4. Talk about modern science and technology. Section B 1. Learn some new words and phrases: toward(s), plate, planet, information, mistake … for …, object, balloon, call for, wake, wake up, real 2.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 how to express certainty and uncertainty (be sure/be not sure) and review the past continuous tense: (1)A UFO flew over my head while I was walking toward the bus stop yesterday. (2)I’m quite sure there are UFOs. (3)I’m not so sure. Even scientists aren’t sure whether there are UFOs. (4)I’m not sure whether/if robots will make humans lose their jobs. (5)Last night, while Jim was sleeping, he saw a UFO flying over his head. Section C 1. Learn some new words and phrases: example, for example, spend … on, dictionary, in alphabetical order, look up, pay attention to, and so on, begin with, write to 2. 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 how to express certainty and uncertainty: I’m (not) sure of that. 4. Talk about modern science and technology: (1)We can do some shopping without leaving our houses. (2)We can use the Internet to find jobs. (3) The Internet can help us find the way. (4) On the Internet, we can also enjoy many interesting songs, movies and games. (5) But we shouldn’t spend too much time on the Internet. 5. Learn how to look up new words in an English-Chinese dictionary: (1)The words in English dictionaries are in alphabetical order. (2)When you look up a word in the dictionary, you must pay attention to the first letter of the word. Section D 1. Learn a phrase: plug in 2. Learn some useful sentences: (1)What’s the matter with it (2)Are you sure you plugged it in (3)You’d better ask our computer teacher for help. 3. Review and learn the main sentences and useful expressions in this topic about robots, UFOs and the Internet. 4. Review the past continuous tense: (1)A UFO flew over my head while I was walking toward the bus stop yesterday. (2)Last night, while Jim was sleeping, he saw a UFO flying over his head. 5. Review certainty and uncertainty: (1)I’m sure robots can do some work faster and better than humans. (2)I’m not sure whether/if robots will make humans lose their jobs.
Important points 1) Learn how to express certainty and uncertainty. 2） Talk about modern science and technology. 3）Learn how to look up new words in an English-Chinese dictionary.
Difficult points Learn how to express certainty and uncertainty.
Teaching steps Section A 备注
Teaching procedure Review Review T: Boys and girls, look, what are these Ss: They are toys. T: Which one do you like better, the robot or the car A robot is a machine that helps people do some work. Ss: The robot. T: Why do you think so S1: Because I think the robot is more interesting than the car. S2: Yes, I agree. I think it is the most interesting of all the toys. T: Yes, I think so. Scientists invented many useful inventions.
Lead-in T: Robots are very useful to humans. Do you want to know more about robots Now let’s listen to 1a and answer the following questions:
Check the preview (1)Where did Kangkang go last weekend (2)Can robots do any work faster and better than humans
Teaching the new lesson scientist n. 科学家 science n. 科学 the Science Center something like 类似某物 eg: It tastes something like melon . 吃起来像是甜瓜。 appear v. 出现 disappear 消失 take the place of 代替 instead of 代替 eg： Li Mei can take place of Kangkang to go to the meeting. Li Mei can take go to the meeting instead of Kangkang. situation n. 情况，形势 in some situations in a bad/difficult situation sure 1)be sure of/about sth. eg: I’m sure about that. 2)be sure to do sth . eg:We’re sure to win next time. 3) be sure (that)+ 肯定句 eg: We are sure we will win next time. 4)be not sure (that) whether/if+ 肯定句 eg: I’m not sure whether/if he will come. repair v. 修理，修补 用于建筑，堤坝，机器，车辆 eg: repair machines/ cars mend v. 修理，修补 用于衣服鞋袜等小东西，偶尔用于道路，门窗 mend roads/ windows/clothes in+ 一段时间 常用于一般将来时 after+一段时间 常用于一般过去式 eg: He will come back in three days. My uncle left Beijing after three months. in+ 一段时间 用How soon 提问 eg：He will be here in three days. （对划线部分提问） How soon will he be here
Exercise in class 根据汉语和首字母提示完成句子。 We all know Yuan Longping is a great agrarian（农业的） s_______ The machines in this factory are broken. Robots can r________ them. Gao Fei didn’t a__________ at the party. We didn’t know where he was. Robots can help humans ________ __________ Lucy will ________ _______ ________ ______ （代替）Tom to attend the meeting. 6. My father will go to Shanghai_______ _______ ______ （三天后）
Summary take the place of I’m sure robots can do some work faster and better than humans. instead of —Are you sure in some situations —Yes, quite sure. lose one’s job —Do you think you will have a robot in 20 years —Yes, I’m sure. / No, I’m not sure.
Homework Recite the new words Recite 1a. 3. Preview Section B
Thoughts after teaching
Teaching steps Section B 备注
Teaching procedures Review T: I’m not sure whether there are UFOs. Are you sure there are UFOs, S1 (板书并帮助学生理解表达不确定的句式。解释whether/if。) I’m not sure whether/if there are UFOs.
S3:Yes, I’m quite sure. T: What about you, S4 S4:I’m not sure whether there are UFOs. T: I’m not sure, either. I don’t know whether there are living things on other planet
Lead-in T: Most of us are not sure whether there are UFOs. Is there really a UFO Jane and her friends are talking about it. Now listen to 1a and answer the following question:
Check the preview What did Jane see while she was walking toward the bus stop yesterday
Teaching the new lesson over 正上方 on 在……上（接触） above 在……正上方或斜上方 towards =toward prep.朝 run/walk towards 朝……跑/走 may be 可能是 must be 肯定是 can’t be 不可能是 mistake v. 犯错 过去式 mistook mistake for 把……错当成 eg: I mistook you for my brother. mistake n. make a mistake 犯了个错 eg: I made a serious mistake. by mistake 错误地 eg: He took my pen by mistake. call for help= ask for help 求助 wake v. 过去式woke wake up 醒来 try v.&n. 1）try v. 试 try to do sth. 努力做某事 try doing sth. 试着做某事 eg:He’ll try to improve his spoken English. Let’s try doing it in some other ways. 2）try n. 尝试 have a try = give （it） a try 试一试 give a guess 猜一猜 give a wash 洗一洗 8. real adj. 真的 really adv. 事实上
Exercises in class 用适当的介词填空。 He saw two policeman coming_______ him. He mistook Lucy ______Lily. They are _____danger, and they are calling ______ help. The students often get the knowledge _______books or the Internet. I’m not sure_________ that. A lamp hung（挂）________the table .
Summary mistake … for … such as call for lose their jobs wake up I’m quite sure there are UFOs. I’m not so sure. Even scientists aren’t sure whether there are UFOs. I’m not sure whether/if robots will make humans lose their jobs.
Homework Recite 1a,1b in Section B 2. Finish the Project English book
Thoughts after class
Teaching steps Section C 备注
Teaching procedures Review T: You have searched some information about aliens and UFOs. Now please talk about them with your partner or give a speech.
Lead-in T: The Internet is very useful and wonderful. I think most of you can use the Internet well, so what can we do on the Internet Listen to the passage in 1a and find out the answer to this question.
Check the preview What can we do on the Internet
Teaching in class use sth. for doing sth. =use sth. to do sth. 用某物去做某事 eg:I use a knife for cutting apples.=I use a knife to cut apples. look up 查找 look for 寻找 look at sth. =have a look at 看某物 look like 看起来像 look after 照顾 attention n. 注意 pay attention to …… eg: Please pay attention to the first letter. begin with 或 start with 以……开始 反义词：end with eg: The concert began with a piano solo. The word “egg” starts with an “e”. order n. 订购，顺序，整齐，命令 in order 按顺序 out of order 有毛病，不正常 in good/bad order整齐/不整齐 take one’s order 点菜 in order to do sth. 为了做某事 eg: I got up early in order to catch the early bus. 同义句I got up early so that I could catch the early bus.
Exercises in class 根据汉语提示完成句子。 The word “download”______ ________ （以……开头）the letter “d “. Can you ________ ________ ________（给我写信）when you get to Australia . _______ ________ ________（注意）the cars when you cross the road. Would you please put it _________ good __________（整齐地） A lot of students want to leave now, _______ _______（例如）, Bill. If you don’t know the meaning of the word, you must _______ it _______ （查找）in the dictionary. He spent two hours __________（看） this book.
Summary spend … on We can do some shopping without leaving our houses. for example We can use the Internet to find jobs. look up The Internet can help us find the way. pay attention to But we shouldn’t spend too much time on the Internet. begin with I’m (not) sure of that. write to
Homework Write your personal file. Finish the exercises in the exercise book.
Thoughts after class
Teaching steps Section D 备注
Teaching procedures Review T: Hi, S1 and S2! Could you tell me something about robots S1&S2: OK. S1: When did the scientists invent the first robot S2: In 1921. S1: What can robots do for us S2: They can do some dangerous work instead of humans. They can help us carry things and mend roads. S1: Are you sure robots can make humans lazy S2: Yes, I am sure. S1: Are you sure robots can take the place of humans in the future S2: No, I’m not sure. T: We talked about the robots. Next let’s talk about the UFOs.
Lead-in T: Look at the picture in 1. Who are they And what are they doing Please complete the conversation
Check the preview 1) What’s Michael doing now 2)What’s the matter with it
Teaching in class happen to sb. 某人发生了…… eg: What happened to Jim happen to do sth.碰巧 eg: While I was walking on the street yesterday, I happened to meet one of my old friends. ask sb. for sth. 向某人要某物 eg: My daughter often asks me for money. ask for help= call for help 求助 ask sb. for help 向某人求助 eg: We are good friends, so if you have trouble, you can ask me for help at any time. 拓展：A friend in need is a friend indeed. 患难之交才是真正朋友。 3. –less 表否定意思 eg: careless helpless hopeless --ful 表示肯定意思eg: careful helpful hopeful un-- 不，非 eg: unhappy unlucky dis-- 不，非 eg: dislike disagree
Exercises 同义句转换。 We can use the Internet for looking up the new words. We can use the Internet _______ _______ up the new word. 2. I paid fifteen yuan for this book. I _______ fifteen yuan ________ this book. 3. Do you know how you can use the machine Do you know ______ _______ use the machine 4. Is there any water in the trouble I’m not sure. I’m not sure________there ________ some water in the trouble 5. You can come here and have a try. You can come here and ________ _______ ______ ______.
Summary plug in What’s the matter with it ask … for help Are you sure you plugged it in You’d better ask our computer teacher for help. I’m not sure whether/if robots will make humans lose their jobs.
Homework 1. Finish all the exercises in the exercise book. 2. Recite the new words
Thoughts after class

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