仁爱版九年级上册英语课件：Unit 4 Topic 3 Section D.ppt

1、Unit 4 Amazing Science Topic 3 China is the third nation that sent a person into space. Section D 制作学校：巴村一中 修订人：王淑静 学习目标 1 掌握本课的重点词汇和短语。 2.掌握1a中的要点。了解未来机器人对人 类的利和弊，如何谈论事物的有利因素和 不利因素。 3 会熟练运用定语从句。 自学指导1 自学内容：P103-104的生单词 自学方法：先根据音标试读，同桌互相正 音。 自学要求：熟记单词 自学时间：3分钟 自学检测1 汉译英 确定的，无疑的；一定会 警告 ，告诫 可能 ，可以 家务劳

2、动，家务事 单独，独自 肯定，确定，无疑 仆人 ，佣人 certain warn might housework on ones own for certain servant 自学检测1 英译汉 on ones own housework warn servant certain might for certain 单独，独自 家务劳动，家务事 警告 ，告诫 仆人 ，佣人 确定的，无疑的；一定会 可能 ，可以 肯定，确定，无疑 自学指导2 自学内容：课本自学内容：课本103-104页页1a 自学方法：听录音和扫读。自学方法：听录音和扫读。 自学时间：自学时间：2分钟分钟 自学要求：听自学要求

3、：听1a，完成，完成1b 1b Find the words in the passage according to the following meanings. The first letter is given to help you. 1. to tell somebody about danger or about something bad that may happen 2. to make something happen or appear 3. a person who is paid to do housework for a family 4. sure and con

4、fident, without any doubts 5. used to say that something may be true, but you are not sure 1.w_2.c_3.s_ 4.c_5.p_ arn ause ervant ertain erhaps 合 作 探 究 合 作 探 究 自学指导3 自学内容：课本自学内容：课本103-104页页1a 自学方法：精读自学方法：精读 自学时间：自学时间：3分钟分钟 自学要求：找出自学要求：找出1a中的关键词和短语，根中的关键词和短语，根 据这些关键词能复述据这些关键词能复述1a.并掌握并掌握1a中的知识中的知识 点。点

5、。 自学检测3 确切的 一部分 到目前为止 为服务 一直 总是 独立思考 不再 对.感到吃惊 for certain a part of so far work for all the time think on one own no longer be surprised at 自学检测3 Key Words for certainbe part ofbe friendly so farcauseall the time be surprised aton ones own think for oneselfwarn no longertreat as betweenand Retell i

6、t No one knows for _ what our future will be like, but most people think that robots will be part of our _. So far, robots havent _ us any problems. They work for us like _ all the time. They help us do _ and difficult work. People are _ at the rapid development of robots. In a few years, perhaps ro

7、bots will think on _ own, just as people use their brains and act for themselves. However, once robots can think for themselves, problems may appear. One scientist _ that if robots start to think for themselves, they will no _want to be our servants, but our masters. They _ treat us as we now treat

8、our pets. long, they, surprise, cause, certainly, live, servant, danger, warn, may certain lives caused servants dangerous surprised their warns longer might 自学检测3 1. No one knows for certain, but most people think that robots will be part of our lives.没有人清楚，但是大部分人都认为机器人会没有人清楚，但是大部分人都认为机器人会 成为我们生活的一

9、部分。成为我们生活的一部分。 certain adj. 1.只作表语确凿的，无疑的，可靠的 2.只作表语，后跟动词不定式或 of, that一定的，必 然的，有把握的，确信的；一定会来到或发生的 3.只作定语某，某一(些)；相当的，一定程度的； 一些，有点儿，某种 4.习惯用语 be certain of 确信，深信 be certain to 必然；一定 be not certain whether. 不能确定是否 for certain 肯定地，确凿地 make certain (of, that) 把弄清楚，把弄确 凿， 保证 要 点 讲 解 要 点 讲 解 2.In a few yea

10、rs, perhaps robots will think on their own, just as people use their brains and act for themselves.多年以后，也许机器人会有自己的多年以后，也许机器人会有自己的 思想，就像人们使用自己的大脑和自己行动一样。思想，就像人们使用自己的大脑和自己行动一样。 on ones own 独自，单独 3.One scientist warns that if robots start to think for themselves, they will no longer want to be our serv

11、ants, but our masters.曾有科学家警曾有科学家警 告，如果机器人开始自我思考，他们将不再愿意成为我们的仆人，而告，如果机器人开始自我思考，他们将不再愿意成为我们的仆人，而 是想成为我们的主人。是想成为我们的主人。 warn sb. (not) to do sth.警告某人（不要）干某事警告某人（不要）干某事 warn sb. about sth.提醒、警告某人注意某事提醒、警告某人注意某事 warn sb. against (doing) sth.警告某人某事警告某人某事 v.警告警告 要点讲解要点讲解 自学指导4 自学内容：课本自学内容：课本103页的页的Grammar和

12、和 Functions部分。部分。 自学方法：观察，回忆自学方法：观察，回忆 自学时间：自学时间：2分钟分钟 自学要求：通过观察，回忆进一步复习本自学要求：通过观察，回忆进一步复习本 话题的语法和重点句型。话题的语法和重点句型。 Grammar Attributive Clause() He is our national hero who/that traveled around the earth in Shenzhou V for 21 hours in 2003. China is the third nation that sent a person into space. More

13、 and more people have personal computers that /which are used to play games and watch movies. 1.I know the boy. He can speak English well. I know the boy who/that can speak English well. 2.Mary bought a little bird. It was very pretty. Mary bought a little bird that/which was very pretty. 3.The seas

14、on is summer. It comes after spring. The season is summer which/that comes after spring. 4.I know the boy. You are looking for him. I know the boy who/that you are looking for. 自学检测自学检测4 Change the following sentences into attributive clause. 概念： 1.在句子中修饰名词或代词，定语从句在句 中充当定语。 2.定语从句必须有先行词，并尽量靠近先行 词。 3

15、.在定语从句中，关系词在从句中充当成 分。 关系代词 指人: who/that (主格，宾格) 指事/物: which/that (主格，宾格) 要点归纳要点归纳 要点归纳要点归纳 只能用that 的情况: 1).当先行词是anything、something 、 everything、nothing，或被all 、 few、the only 、序数词、形容词最高级等修饰时。 2).当先行词既有人又有事或物时。 Functions All of you must be very proud. It proves that China has made great progress in its

16、 space industry. There is no doubt that computers are very useful in technology and business. The Internet is making the world smaller, like a village. Computers help us at work and at home, but they must be used properly. 自学检测自学检测4 Fill in the blanks. 1. It _(prove) that China has made great progre

17、ss in its space industry. 2. They spent 2.5 hours _ (explore) and collecting soil and rocks to take back to earth. 3. I advise you to discover new ways to make computers _(serve) us better. 4. The whole world is _(connect) by the Internet. 5. Spaceships which now _(main) use electronic controls used

18、 to be controlled by astronauts. proves exploring serve connected mainly 当堂训练当堂训练 Fill in the blanks. 1.Theres _ _(无疑地) that China has made great progress in its space industry. 2. The flight was_(取消)because therell be a heavy fog above the airport. 3.Spaceships can travel to other planets. _(除以外),

19、humans have built space stations. 4. No one knows _ _(确切地), but most people think that robots will be part of our lives. 5. Perhaps robots will think _ _ _(独自， 单独)in a few years. 6. The robots will _ _(不再）want to be our servants, but our masters. no doubt canceled Besides for certain on their own no

20、 longer Summary We learn: 1. Some words: certain, warn, might, housework 2.Some phrases: for certain, on ones own 3.Some sentences: (1)No one knows for certain, but most people think that robots will be part of our lives. (2)In a few years, perhaps robots will think on their own. We can: 1.Summarize the usage of Attributive Clause. 2.Learn about some knowledge of robots.