沪版英语课堂笔记(数词)
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沪版英语中考:四、数词:1、分类:数词有基数词和序数词两种。
英语的数词可以作句子的主语、宾语、表语和定语。
2、基数词:表示数目的词叫基数词。
1、英语中常用的基数词有:onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninetyone(a) hundredtwenty-threethirty-fiveone hundred and one1000→one(a) thousand,10000→ten thousand,100000→one hundred thousand ,1000000→one million,10000000→ten million, 100000000→one hundred million,108→one hundred and eight, 146→one hundred and forty-six, 500→five hundred , 1001→one thousand and one, 1813→one thousand eight hundred and thirteen.2、[注]:(1)百位与十位之间要加and;十万位和万位,亿位和千万位之间通常也要加and。
(2)英语用千、百万等单位计数,大数字从右向左看, 每隔三位划一逗号,倒数第一个逗号之前要用thousand,倒数第二个逗号之前要用million,倒数第三的逗号之前要用billion表示。
(3) hundred、 thousand、 million作数词时,不用复数,前面可以加上one, two, …等其它数词。
用作名词时复数表示“成…上…”,后面必须要有of,前面可以加上some,many,several等词。
如:five hundred(五百), hundreds of(成百上千的), ten thousand(一万), thousands of(成千上万的), millions of(成百万的)3、序数词:表示顺序的数词叫序数词。
1、英语的序数词基本变法:(1) 一般在基数词后加th,(2)-ve结尾的改为-fth,(3)-ty结尾的改为-tieth,(4)熟记特殊词。
2、序数词如下:※first※second※thirdfourthfifthsixthseventheighthninthtentheleventhtwelfththirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentieththirtiethfortiethfiftiethsixtiethseventietheightiethninetiethone undredthtwenty-firsttwenty-secondtwenty-thirdthirty-fifthone hundred and first1000th→one thousandth, 1000000th →one millionth., 第703→the sevenhundred and third,第5480→the five thousand four hundred and eightieth.3、注:(1)两位以上的序数词仅个位数部分用序数词,其余部分仍用基数词。
如:thirty-sixth,(2) 使用序数词时一般加定冠词the. 如:I’m in the third grade.(3) 序数词作“几分之几”讲时,有复数形式。
如:1/5→one fifth ; 2/3→ twothirds ; 4/7→ four sevenths ; 1/2→ a half ; 1/4→a quarter ; 3/4→ threequarters ; 50%→ fifty hundredths ( fifty per cent).4、数词的用法:1、表示年份:2002: twenty thousand and two ; 1976 : nineteen seventy-six.2、表示日期: 12月1日: Dec.1st或the first of December;2002年11月8日: Nov. 8th, 2002.3、表示时刻: 5:15→ five fifteen或a quarter past five ; 8:30→ eightthirty或half past eight ; 10:45→ ten forty-five或a quarter to eleven.4、表示编号:Room 105→Room one 0 five; Bus No.13→Bus Number Thirteen;P.5→Page Five; Tel.No.7658659→Telephone Numberseven-six-five-eight-six-five-nine5、小数的读法:5.7→ five point seven, 0.16 →zero point one six.6、“半”的表达: 1/2→half, 半小时→half an hour, 1.5小时→one and a halfhours或one hour and a half.7、序数词前面加the时,表示顺序,加a/an时表示“再一、又一”。
如:The thirdlesson is rather difficult.(第三课相当难)/ Shall we read the text a thirdtime?(我们把课文读第三遍,好吗?)V. Choose the best answer (选择最恰当的答案):(共26分)31. Can I have look at the photo of your pen friend?A. a B)an C. / D. the32. The teacher often takes his students to visit the Science Museum Saturdays.A. in B)by C. at D. on33. The foreign visitors asked lots of questions aboutChinese culture during the tour.A. I B)my C. me D. mine34. of these two hats looks good on my daughter.Do you have another one?A. Both B) All C. Neither D. None35. The little boy saved his classmates in the earthquake. brave he was!A. What B)How C. What a D. What an36. The American student could speak only Chinese, but hemanaged to communicate with us.A. few B) little C. a few D. a little37. Thanks to the new inventions, our lives are much thanbefore.A. convenientB. more convenientC. most convenientD. the most convenient38. The home made ice-cream in this restaurant tastes . Would you likesome?A. softlyB. greatlyC. niceD. well39. When summer , some children will go to the seaside forfun.A. comesB. cameC. will comeD. would come40. I you already that washing hands often will help preventthe A-H1N1 Flu. ,A. tellB. toldC. have toldD. am telling41. He was still working on his project while other peoplea rest.A. were havingB. are havingC. will haveD. have42. Many houses in the big fire a few days ago. What a shame!A. were damagedB. damageC. were damagingD. damaged43. To everyone's surprise, Alex play chess very well whenhe was only four.A. mightB. shouldC. wouldD. could44. The woman feels that she should let her son his owndecision this time.A. makesB. makeC. to makeD. making45. Susan finally became a popular singer after she practised for years.A. singB. to singC. singingD. sang46. John failed to climb to the top of the mountain severaltimes, he didn't give up.A. AlthoughB. BecauseC. WhetherD. Unless47. Keep an English diary, your English will improve.A. orB. sinceC. whenD. and48. Could you please tell us in Shanghai?A. when will you visit the World ExpoB. when you will visit the World ExpoC. when the World Expo will you visitD. when the World Expo you will visit49. The room is very dark. I can't anything clearly withouta light.A. watchB. lookC. seeD. notice50. It's to read the map before you travel to a new place.A. helpfulB. harmfulC. powerfulD. awful51. Once a year, people take part in " Lights" activity to help save energy.A. Show offB. Turn offC. Take offD. Put off52. Our headmaster invited Christine to the English Festival last term.A. be late forB. be angry withC. be familiar withD. be responsible for53. Many sports players became well-known after they joined in the Beijing Olympic Games. The underlined part means "A. richB. strongC. luckyD. famous54. Be careful! There's some broken glass on the ground. The underlined part means " ".A. Look outB. Go aheadC. Get readyD. Keep quiet55. ― How about raising some money for the charity?A. Enjoy yourself.B. Good idea.C. You're welcome.D. Never mind.56. ― You've done a great job, G race.A. I'm afraid not.B. Thanks a lot.C. I agree with you.D. It's hard to say.VI. Complete the sentences with the given words in their,proper forms (用括号中所给单词的适当形式完成下列句子。