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1、高三英语选修8 unit 3 Inventors and Inventions导学案Period 2 Learning language points一学习目标：1. Please underline the useful twords and phrases freely:2. To get the Ss to understand and use the following important and useful sentence patterns”1) Here was a chance for me to distinguish myself by that would catch
2、snakes but2) But monitored carefully, the snakes proved to be no trouble and3) Only after you have had that recognition can you say that you are truly an inventor.二教学重难点1. Important now words and expressions: 2.Important and useful sentence pattern.:三预习自测Find out and underline the following phrases
3、and sentences from the passage and translate them into English. Read them aloud and copy them down in the exercise book.Phrases and Sentences1. 打电话 2. 有时, 偶尔 3. 摆脱, 赶走 4. 使自己扬名, 显摆自己 5. 生物 6. 一种新方法7. 着手, 开始 8. 决定9. 把它们引入陷阱 10. 一个制作冰淇淋的器具11. 同时 12. 消失在墙壁附近的洞里13. 提起, 拿起 14. 根据15. 温顺的蛇 16. 把它们都释放到野外17.
4、 被某人督促 18. 专利局 19. 填表 20. 的问题21. 这是因为我预料它还会再咬人。22. 你看看我的银行节余金额就知道我是否成功了。四（合作探究）1. go through 1) 经历(不愉快的事)Most families went through a lot in the war.2) 通过, 成功, 成交 The plan did not go through.3) 审阅, 检查 I cant go though the letters in an hour.4) 翻找, 查看 Mother went through the drawer for her glasses.5)
5、 穿过, 通过 A terrible noise went through the house.read through 通读look through 浏览flow through 流过get through 通过, 接通, 使成功search through 搜寻, 查找2. do research on /into /in.从事, 进行, 做研究e.g. They are carrying out a research into the causes of cancer.3. When I called up my mother in the countryside on the tele
6、phone, she was very upset.call up 打电话, 使回忆今晚我会给你打电话。 Ill call you up tonight. (ring sb. up)老相片引起了我对童年的回忆。The old photo calls up memories of my childhood. (recall sth.) call back call for call in call on call at-Can I do the job?-Im afraid not, because it _ skill and patience. A. calls on B. calls ou
7、t C. calls up D. calls for4. now and then 时而; 不时 = sometimes我偶尔看见他，但不常见。我有时喜欢去看歌剧。from time to time=(every) now and againfrom now on just now since then5. Here was a chance for me to distinguish myself by inventing something distinguish oneself 显扬自己, 使自己扬名e.g. The man distinguished himself by his wi
8、sdom.distinguish vt. & vi. 1) 辨别; 辨认e.g. 我分不清这对双胞胎，因为他们太像了。I cant distinguish the twins for they are so alike. 从远处我能认出他们。I can distinguish them at a distance.2) (常与from, between连用) 区别; 区分distinguish A from B 把A与B加以分开distinguish between A and B 辨别A和B你能区分那两个物体吗？应当教育孩子分辨是非。Children should be taught to_
9、.语言把人和动物区别开来。Speech _.象因为有长鼻子而有别于其他动物。Elephants _ by their long trunks.You should be able to _ right from wrong. A. differ B. distinguish C. determine D. observeDistinction n. 区别, 差异 Distinctive adj. 有特色的, 与众不同distinctivebe distinguished from distinguish from be distinguished by be distinguished for
10、 6. The first thing I tried to do was to see if there were products that might help me, but there only seemed to be powders designed to kill snakes.1)there be 常见的变化形式有: there seems to be, there happens to be, there used to be.在there be结构中, be的人称与数应遵循就近一致原则。There _ a bucket of water and two chairs in
11、 the corner of the house.There _ two chairs and a bucket of water in the corner of the house.2) seem的归纳总结seem +to be +形容词/名词/介词短语/分词Something seemed to be wrong with him. He seemed to be a good leader.seem 构成的句式:It seems that. It seems as if/ as though. There seems (to be ).It seems that everyone wa
12、s satisfied. It seems as if you are the first one here.There seems (to be) no reason for believing him.seem 表示有某种根据的判断, 这种判断往往接近事实或者符合事实。appear 从外表或者表面上看来“似乎, 好像”, 有时暗含“事实上并非如此”之意。look 强调视觉上的印象。 It appears a true story. He looks a perfect fool.Do let your mother know all the truth. She appears _ eve
13、rything. (2001上海)A. to tell B. to be told C. to be telling D. to have been told7. I set about researching the habits of snakes so I could trap them in the easiest way.1) set about =set out: to begin or start 着手; 开始他一到那儿就着手解决问题。He _ as soon as he arrived there.= He _ as soon as he arrived there.set o
14、ut 的另一个意思为“动身”, “出发”, 后面常跟介词for。他们已出发到上海去了。They have set out (= set off ) for Shanghai.set out set out to do sth.set off set aside set down set up1) He was quite eager to _his hometown because he left there 30 years ago.2) Youd better _ some time every day to practice your spoken English.3) The secr
15、et of famous writers success is to _ everything that comes to them.4) The school should _ finding solutions to pollution of plastic bags around it.5) Many shelters would be _ for victims whose houses were damaged in the big earthquake.8. Between the outside and inside walls of the bowl there is some
16、 jelly, which freezes hard when cooled. when cooled 的构成: 连词when +过去分词, 相当于when 引导的状语从句: when it is cooled.when/while 引导的时间状语从句中的主语, 如果与主句的主语相同, 常常可用“when/ while +现在分词短语或者过去分词短语”的结构来代替。e.g. You must be careful when you cross the street. = You must be careful when crossing the street. While unfinished
17、, he was ugly, but now he was a living horror.while unfinished,. =When _ help, one often says “thank you” or “ its kind of you”. A. offering B. to offer C. to be offered D. offered9. They abruptly disappeared into a convenient hole in the wall.2) convenient adj. 便利的, 方便的be convenient for sb.sth.It i
18、s convenient for sb. to do sth.译：三点钟对你方便吗？e.g. Will 3oclock be convenient for you?译：明天开始工作对你方便吗？e.g. Will it be convenient for you to start work tomorrow?convenience U 方便, 便利 C 方便的事 at ones conveniencee.g. Please do this job at your convenience.1. Come and see me whenever _.A. you are convenient B.
19、you will be convenient C. it is convenient to you D. it will be convenient to you2. If it is quite _ to you, Ill visit you next Tuesday. A. convenient B. fair C. easy D. comfortable10. Only after you have had that recognition can you say that you are truly an inventor. only 修饰状语, 置于句首, 主句的语序需要倒装。e.g
20、. Only by working hard can we pass the exams.11. Nor will you receive a patent until a search has made to find out that your product really is different from everybody elses.以否定词 no, not, never, hardly, seldom, little等开头引导的句子, 句子的主句要部分倒装。e.g. Never can you pass the exam if you dont devote yourself to your study.Never have I seen such an exciting film.Little did I know what was about to happen. Test in Class:（当堂检测）Do Ex,2 on page 23 in the Ss book.Homework: Ex. 1&3 on page 23 in the Ss book.