1、GrammarNumerals数词数词 1-12的基数词的基数词:one，two，three，four，five，six，seven，eight,，nine，ten，eleven，twelve。13-19的基数词以的基数词以-teen结尾，结尾，如如fourteen,seventeen等，等，但但13,15,18有变化有变化，13-thirteen,15-fifteen，18-eighteen;20-90的整十位均以的整十位均以-ty结尾，如结尾，如60-sixty,其中其中20,30,40,50,80有变化有变化,20-twenty,30-thirty,40-forty,50-fifty,8
2、0-eighty。几十几的基数词的十位数和个位数之间要用连字符几十几的基数词的十位数和个位数之间要用连字符“-”连接。连接。如如:85 eighty-five三位数的基数词需要在百位和十位三位数的基数词需要在百位和十位/个位之间用个位之间用and连接。连接。如如:148 one hundred and forty-eight 口诀口诀1：基数词的拼写基数词的拼写英语数字都是以英语数字都是以1000为单位的为单位的例如：比如例如：比如1 234 567 890要读成：要读成：one billion,two hundred thirty-four million,five hundred sixt
3、y-seven thousand,eight hundred ninty.口诀口诀3：大数的表达大数的表达 口诀口诀2：英语中的大数英语中的大数The two happily opened the box.(主语)I need three altogether.(宾语)Four students are playing volleyball outside.(定语)We are sixteen.(表语)基数词用法基数词用法 时间表达法时间表达法口诀：口诀：辨析：in 1990_ in the 1990s _ 口诀口诀4：基数词的单复数基数词的单复数真题再现：真题再现：1.There are _
4、 hours in a day and _ minutes in an hour.A.twenty-four,sixteen B.twelve-four,sixty C.twenty-four,sixty D.twelve,sixteen2.The line has _ phone calls a day.A.three hundreds B.hundred of C.three hundred of D.hundreds of3.There are _ days in a week.A.nine B.eight C.seven D.six CDC真题再现：真题再现：4.There are _
5、 days in a year.A.three hundreds sixty-five B.three hundreds and sixty-five C.three hundred and sixty-five D.three hundred and sixty five5.Read the number“88,800”in English._ A.eighty-eight thousands and eight hundreds B.eighty-eight thousand eight hundred C.eighty-eight thousand,eight hundred D.eig
6、hty eight thousand and eight hundred CC真题再现：真题再现：6.-Its one to one.What time will it be in two minutes?-_.A.two two B.one one C.one two D.one three 7.What is thirty and twelve?Its _.A.forty-one B.forty-two C.forty-one D.forety-two 8.It is said that _young people may lose their abilities to hear afte
7、r five years if they listen to MP4 players which are too loud for more than five hours aweek.A.thousand of B.six thousands C.thousands of BBc基数词基数词序数词序数词基数词基数词序数词序数词oneonetweltwelvevetwotwotwenttwenty ythreethreetwentytwenty-one-onefofou ur rfortforty yfi fiveveone hundredone hundredsixsixone hundre
8、d one hundred andand five fiveeigheight tone hundred and one hundred and twenty-ninetwenty-nineninnine eninnine eteenteen基数词、序数词的对比记忆基数词、序数词的对比记忆firstsecondthirdfourthfifthsixtheighthninthtwelfthtwentiethtwenty-firstfortiethone hundredthone hundred and fifthone hundred and twenty-ninthnineteenth序数词作
9、主语、宾语、表语、定语、同位语或状语。序数词作主语、宾语、表语、定语、同位语或状语。She was the fifth in the exam.(作表语作表语)The first of June is Childrens Day.(主语主语)He choose the second.(作宾语作宾语)We are to carry out the first plan.(作定语）作定语）28527215546 倍数的表示方法:1.数字+times+as+原级+as+比较对象It cost three times as much as I had expected.它花的钱是我预期的三倍。2.数字
10、+times+比较级+than+比较对象This room is three times larger than that one.这个房间是那个房间的三倍。3.倍数+the size/length(长度)/width(宽度)/height(高度)/age+of+比较对象This rope is three times the length of that one.这根绳子是那根的三倍长。考点四考点四1.It is reported that the United States uses _ energy as the whole of Europe.A.as twice B.twice mu
11、ch C.twice much as D.twice as much 2.The house rent is expensive,Ive got about half the space I had at home and Im paying _ here.A.as three times much B.as much three times C.much as three times D.three times as much【分析】答案选D。由twice(两倍)和energy后的as可知，此题是考查用“倍数+as+形容词原级+as”来表达倍数的方法。【分析】答案选D。倍数three tim
12、es要放在as的前面，后面省略as I paid at home真题再现：真题再现：1.In Zhengzhou Middle School,the classrooms of Grade One are on the _(two)floor.(用适当形式填空)2.The _(twelve)month of a year is December.(用适当形式填空)3.September is _ month of a year.A.ninth B.the ninth C.nineth D.the nineth4.-Whens your birthday?-Its on the _ of Nov
13、ember.A.twentieth-one B.twentieth-first C.twenty-first secondtwelfthBC真题再现：真题再现：5.-Which is the smallest number of the four?-_.A.A half B.A quarter C.Two thirds D.One third 6.We visit the Old Peoples Home _(two)a month.7.Monday is _ day of a week.A.the first B.the two C.the second D.one9.Now,everyon
14、e,please turn to Page_and look at the _picture.A.Twelve;fifth B.Twelfth;fifth C.Twelve;five D.Twelfth;five10.About _of the students in Grade Nine this year were born in the _.A.three five;1996 B.three fifths;1900s C.third fifth;1997 D.third fifths;1990s BtwiceAAB郑州商业中等专业学校郑州商业中等专业学校Knowledge is power.
