外研版高中必修一1module5課件speaking and vocabulary listening pronuciation everyday english function

1、English英語教學課件高一（必修1）Module 5The lesson in a lab Vocabulary and Speaking Listening Pronunciation Everyday English Function高一外研版必修一Vocabulary and Speaking1.基數(shù)詞的讀法：A. 先說“幾十”， 再說“幾”，中間用連字符。如：23 89B. 先說“幾百”， 再加and,再加末兩位數(shù)（或末位數(shù)）。如：223 416 809 twenty-three eighty-ninetwo hundred and twenty-threefour hundred

2、 and sixteeneight hundred and nineC. 1000以上的數(shù)先從后向前數(shù)，每三位數(shù)加一“,”（千分位）；第一個“,”號前為thousand; 第二個“,”號前為million; 第三個“,”號前為billion。如：1,001 4,000 9,743 174,301750,000,000 one thousand and onefour thousandnine thousand, seven hundred and forty-threea (one) hundred and seventy-four thousand, three hundred and on

3、eseven hundred and fifty millionCan you say the following in English correctly?1,000 2,000 12,000 112,000796,000one thousandtwo thousandtwelve thousandone hundred and twelve thousandseven hundred and ninety six thousand879,457eight hundred and seventy-nine thousand, four hundred and fifty-seven 1,00

4、0,000 9,000,00032,000,000 212,000,000one million nine millionthirty-two milliontwo hundred and twelve million988,766,688nine hundred and eighty-eight million, seven hundred and sixty-six thousand, six hundred and eighty-eight987,654,321nine hundred and eighty-seven million, six hundred and fifty-fou

5、r thousand, three hundred and twenty-oneone billion1,000,000,0009,000,000,000nine billion32,000,000,000thirty-two billion564,865,000,000five hundred and sixty-four billion, eight hundred and sixty-five million978,876,675,467nine hundred and seventy-eight billion, eight hundred,and seventy-six millio

6、n, six hundred and seventy-five thousand, four hundred and sixty-seven 2.序數(shù)詞的讀法序數(shù)詞一般以與之相應的基數(shù)詞加詞尾-th構(gòu)成，如：tenth（第十），但下面這些基數(shù)詞在變序數(shù)詞時， 有特別的地方。如：A. one two three five eight nine twelvefirstsecondthirdfiftheighthninthtwelfthB. 以-ty結(jié)尾的詞，要先變-y為-i，再加-eth。如：twenty fortyC. 以one, two, three, five, nine收尾的多位數(shù)詞，要照

7、第一條方法變。如：twenty-one twenty-two thirty-five ninety-ninea hundred and fifty-three twentiethfortiethtwenty-firsttwenty-secondthirty-fifthninety-nintha hundred and fifty-third基數(shù)詞表示分子，序數(shù)詞表示分母，除了分子是“1”的情況外，序數(shù)詞要用復數(shù)。如： 2/3 7/9 5/12 one-fourthtwo-thirdsseven-ninths five-twelfthstwo and three-fifthsthirty and

8、 seven-eighths3.分數(shù)詞的讀法2353078一些特殊的表達法 a / one halfa / one quarterthree quarters4.小數(shù)的讀法 7.8 0.4 0.03 0.125 14.397 seven point eight zero point fourzero point zero threezero point one two fivefourteen point three nine sevenfractionWe write1/5 1/61/74/7We sayone fifthone sixthone seventhfour sevenths7/

9、10 97/111seven tenths ninety-seven one hundred and elevenths 45/87forty-five eighty-sevenths總結(jié): 你能看出他們有什么特點嗎？分子用基數(shù)詞,分母用序數(shù)詞;分子大于1,分母的序數(shù)詞需要加s。PracticeNow lets say: 2/5 5/8 9/10 3/8 5/6two-fifthsfive-eighthsnine-tenthsthree-eighthsfive-sixthsCan you say the following in English correctly?0.50.80.761.23

10、point fivepoint eight point seven sixone point two three23.45100.3287.6757.564twenty-three point four fiveone hundred point three two eighty-seven point six seven five seven point five six four 總結(jié)：小數(shù)點用 point(5) 百分數(shù)的讀法27% 45% 86% twenty-seven percent forty-five percent eighty-six percentRead these qu

11、estions aloud and say the answers.What is of 6,000,000?Three million.2. How much is 35,246,000 plus12,800,000? forty-eight million, forty-six thousand. 3. What is 25% of 200,000,000?fifty million.4. How much is 260,408,396 and 5,284,700? two hundred and sixty-five million, six hundred and ninety-thr

12、ee thousand, ninety-six 5. What is of 1,000,500,000? seven hundred and fifty million, three hundred and seventy-five thousand 6. What is 10% of 800,000,000? eighty million 1/3 A. one third B. one thirds C. one three3/5 A. three fifth B. three fifths C. fifth three3/4 A. three fourth B. three quarter

13、 C. three quarters7/56 A. seven fifty-sixth B. seven fifty-sixths C. seven fifties-sixth5.3 A. three and one halves B. three and halfs C. three and one half6. 0.5 A. zero point fifth B. zero fifthC. nought point five7. 1.73 A. one point seven threeB. one point seventy- three C. one seventy-three ABC

14、BCCA8. 23.6 A. twenty-three points six B. twenty-three point six C. twenty-three point sixth9. 0.3% A. point three percent B. zero point three C. zero point three percents10 1.4% A. one point four percent B. one point four percents C. one point fourth percent11. 3/4 mile A. a three-quarter mile B. a

15、 three quarter mile C. a three four mile BAAA12. 25% A. twenty-five percent B. two and five percent20. 6:10 A. ten past six B. six past ten21. 4:30 A. thirty four B. four thirty22. 7:50 A. ten to eight B. ten to seven23. 4th May A. the fourth of May B. four May24. July 12 A. July twelve B. July twel

16、fth25. Henry VIII A. Henry the Eighth B. Henry EighthAABAABAListening and Vocabulary 1. Pre-listening You will hear a conversation in which a teacher helps a student do an experiment. Can you predict the result according to the aim?Listen to the conversation, was your prediction correct.Aim: To find

17、 out if there is a change in weight when the metal magnesium burns in air.Result:_ Listening and Vocabulary 2. Listening Listen to the conversationListen again and complete the description of the scientific experiment in Part 3.Now check the answers with your partner.Listening and Vocabulary 3. Chec

18、king Present what youve finished and then check the answers together. Make a conclusion of the ways to write experiment report.Aim: Apparatus:to find out if theres a change in weight when magnesium burns in airMagnesium, Bunsen burner, a balance, a crucibleMethod: First, put he magnesium in the cruc

19、ible. Then put he crucible on the balance and weigh it. Next, heat the magnesium. Light the Bunsen burner and hold the crucible over it. Finally, weigh the magnesium again.Result:It weighs a little more than before.Conclusion:There is a change in weight when magnesium burns in air.1. How much do we

20、need?2. What about this piece?3. Is this piece OK?4. Where do we go from here?5. Do you want me to write that down?Pronunciation 1. Rules Listen to the intonation of the sentences in Part 1. Doesthe voice go up of go down at the end?Conclusion: Wh- questions often fall at the end. Yes/No questions o

21、ften rise. Now listen again and repeat, using the correct intonation.Everyday English 1.Choosing Choose the correct meaning of the sentences on Page 48.Where do we go from here? Means_ What shall we do next? Is this the right way?2. Keep the noise down means_. Dont talk (b) talk quietly.3. Youve got it! Means_. Youve understood (b) you have something aba4. Go ahead! Means_!(a)