高中英語選修8_Unit3_Inventors_and_Inventions-Vocabulary_and_expressions教案(人教新課標(biāo))

1、Unit 3 Inventors and InventionsVocabulary and expressions- 教案Teaching Goals:1. To enable Ss to master key phrases and expressions2. To enable Ss to learn how to use these words and expressionsTeaching Procedures:Step 1. Language studyPurpose: To train Ss ' listening ability and language capacity

2、.1. Ask Ss to read the text and match Column A with Column B.-可編輯修改-Column AColumn B upsetA. standard of judgment(2) distinguishB. substance that has been crushed, rubbed, or worn to dust(3) powdersC. having force in law(4) approachD. trouble; cause( sb )to be disturbed(5) abruptlyE. make (oneself)

3、well known; see or recognize the difference(6) validF. way; path, road criteriaG. suddenly; unexpectedlySuggested Answers: D (2) E B (4) F G (6) C A2. Ss are divided intosmall groups and have a discussion. Find out difficult words andexpressions and write the words and expressions found on a piece o

4、f paper.3. Get students to display their papers by projector, and tick out the most useful words and expressions.call up now and then get rid of set about at the same timeaccording to in addition be different from fill in file sth with sb4. Explain some important sentences(1) Here was a chance for m

5、e to distinguish myself by inventing something that would catchsnakes but not harm them.(2) The first thing I tried to do was to see if there were Products that might help me, butthere only seemed to be powders designed to kill snakes.(3) Only after you have had that recognition can you say that you

6、 are truly an inventor.(4) The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel(5) Nor will you receive a patent until a search has been made to find out that your product really is different from everybody else's.5. Explain some important poin

7、tscall up : ring up 打電話，使 回憶起call back 召喚某人回來；再訪；回電話call for需要，要求，接(人或物)call in邀請；請來call on拜訪(人)；call at 拜訪(某地)call off取消Ask Ss to use the above phrases to fill in the following blanks: Let s go to the meeting together ,and Ill you.A. call on B. call at C. call up D. call for The football match was

8、on account of the weather.A. call back B. call off C. call in D. call for As soon as he got home, heMr. Wang.A. call on B. call at C. call up D. call for The old photomemories of his childhood.A. call in B. call at C. call up D. call forSuggested Answers:A B C C(2) now and then :sometimes; at times;

9、 from time to time; once a while時而；不時I see films now and then, but not often.I like to go on a trip now and then.(3) distinguish vt. & vi. 辨別；辨認(rèn)In spite of the haze he can distinguish the hill fairly. （常與 from, between 連用）區(qū)別；區(qū)分你能區(qū)分那兩個物體嗎？Can you distinguish between those two objects應(yīng)當(dāng)教育孩子分辨好壞。Ch

10、ildren should be taught to distinguish right from wrong distinguish oneself 使杰出；使顯出特色這個人因智慧而揚(yáng)名。The man distinguish himself by his wisdom（4） sleepy 指具有 “瞌睡的 ”， “困乏的 ”， “貪睡的 ”，一般用作表語sleep 睡著的，入睡的，一般放在名詞前用作定語，強(qiáng)調(diào)睡著不動的狀態(tài)，可能睡著了，也可能沒有。Asleep 睡著的，睡熟的該詞的意思是fall asleep, 表示入睡，表示睡著的狀態(tài)，一般用作表語，有時也可作補(bǔ)語。Ask Ss to u

11、se the above phrases to fill in the following blanks: He was fast that I couldn't wake him up. The man is like the dead. The child was so ; his head was nodding.Suggested Answers: asleep sleeping(5) abruptly adv. 突然地，唐突地 拓展： abrupt adj. 突然的；意外的The road is full of abrupt turns.The meeting came to

12、 an abrupt.Our discussion was abruptly curtailed.(6) convenient adj.sleepy這路有很多急轉(zhuǎn)彎。這會議突然結(jié)束了。我們的討論突然給縮短了。便利 的，方便的（ 不能用人作主語）Will 5 o clock be convenient for you?I think it is not convenient for you right now.(7) in the expectation that :in expectation ofThey closed the windows in expectation of rain.(

13、8) Only 倒裝句型only 修飾狀語，置于句首時，主句要部分倒裝；三點鐘對你方便嗎？我想這個時候見你恐怕不大合適。預(yù)料要 / 會有。 。 。預(yù)料會下雨，他們關(guān)上了窗戶。如果 only 修飾句子的主語，則不用倒裝。-可編輯修改-。Only in this way can you solve the problem.Only then did he realize his mistakes.Only when the war was over, did I return to my hometown.(9) Nor, not never, seldom, hardly, neither, l

14、ittle等否定詞置于句首，表示強(qiáng)調(diào)也引起倒裝。Nor was this all, and this was not all.Never have I been to Beijing.Step 2. ConsolidationPurpose: To consolidate the words and phrases in the text.1. Ask Ss to finish Ex1 and ex2 of Discovering useful words and expressions on P23.2. Ask Ss to finish Ex1 of Using Words And Exp

15、ressions on P63 and then check the answers in pairs.3. Ask Ss to fill in the brackets to complete the passage below, and then ask some Ss to present their answers.Sewing MachineThomas Saint patented his idea for a sewing machine in London in 1790, _(1)_ (連詞 ) theidea was not used. Then a German pate

16、nted his idea for_(2)(冠詞 ) sewing machine in 1810,but again nobody was _(3)(interest ) in it. In 1829 a poor tailor in Paris, BarthelemyThimonnier, invented a machine _(4)( 關(guān)系詞 ) worked, and made eight of them. As his priceswere cheap, he was given a big order _(5)(介詞) army uniforms. _(6)( 副詞 ) ， ot

17、hertailors broke all eight machines. Thimonnier lost the order but continued to improve his design. He made a new machine in 1848 and this was destroyed too!Then the story continued in the U.S.A. Various machine were patented there in _(7)(冠詞 ) 1850s,but one machine is known everywhere now: the Singer. Its inventor was I.M Singer, aGermanimmigrant ,and his companies. Then in 1865 they were sold for at-home use, the first complex _(8)(machine)for making things at home. This time the machine was accepted by everyoneand the design was not improved for many years, since it was very good