7B_Unit_1_Grammar_II课件

1、Grammar two Cardinal numbers（基数词基数词） nunbers Ordinal numbers（序数词序数词）We can meet and use numbers every day.Give students some examples. 1- _ 2- _3- _ 4-_5- _ 6- _7- _ 8- _9- _ 10- _onetwothreefourfivesixseveneightninetenCardinal numbers11- _ 12- _13- _ 15-_18- _ 19- _20- _ 30- _40- _ 50- _100- _ 1,00

2、0- _10,000- _100,000- _1,000,000- _twelveelevenfifteenthirteeneighteennineteentwentythirtyfortyfiftyone hundredone thousandten thousandone hundred thousandone millionSummarize how to add “-teen and -y” 2,007= 28,324= 567,215=5,778,125=two thousand and seventwenty-eight thousand, three hundred and tw

3、enty-fourfive hundred and sixty-seventhousand, two hundred and fifteenfive million, seven hundred and seventy-eight thousand, one hundred and twenty-fiveHow do we say themHow do we write them1. one hundred and twenty-five2. two thousand three hundred and eleven3. ten thousand and eleven4.one hundred

4、 thousand one hundred and two5. Two million three hundred and two6. nine hundred million eight thousand seven hundred and eight1252,31110,011100,1022,000,3029,008,708Do Exx B1 and B31.ten thousand, two hundred and six2.one hundred and twenty-six3.one hundred thousand, two hundred and sixty4.twelve t

5、housand and twenty-six5.one million, two hundred thousand and twenty-six6.one thousand and twenty-six7.one hundred and ten thousand, two hundred and sixa.1,026 b. 10,206 c. 110,206 d. 126e. 100,260 f. 12,026 g. 1,200,026bdefgac￥7,493.00 2.RMB Yuan _seven thousand, four hundred and ninety-three3.￥ 42

6、2.00RMB Yuan _four hundred and twenty-two1.￥598.00 RMB Yuan _five hundred and ninety-eight5.￥ 12,312.00RMB Yuan _twelve thousand, three hundred and twelve4.￥ 6,390.00RMB Yuan _six thousand, three hundred and ninetyHere are some telephone numbers. Can you read and write them?5553 29015558 63905554 39

7、865552 09285556 73855557 2118five, five, five, three,two, nine, oh, onefive, five, five, eight,six, three, nine, ohfive, five, five, four,three, nine, eight, sixfive, five, five, two,oh, nine, two, eightfive, five, five, six,seven, three, eight, fivefive, five, five, seven,two, one, one, eightHere a

8、re some years. Can you read and write them?13201546137817851872199920002007thirteen, twentyfifteen, forty-sixthirteen, seventy-eightseventeen, eighty-fiveeighteen, seventy-twonineteen, ninety-ninetwo thousandtwo thousand and sevenOrdinal numbers1. Mr. Wu has two children. The first child is a boy. T

9、he second is a girl.2. There are five floors in our teaching building. Our classroom is on the third floor.3. There are seven days in a week. Wednesday is the fourth day of a week. Thursday is the fifth day of a week.So we use them to talk about dates,floors,results,etc.用所给词的适当形式填空用所给词的适当形式填空.1.He g

10、ets the (one) in the English test this time.2. Tom will come on the (twelve) of this month.3. There are days in a week. Saturday is the day . (seven)4. This is my (three) time to come to NJ.5. Mr. Green has children. Tom is the youngest. He is the child. (nine)6. He is the (twenty-one) League Member

11、 in our class.firsttwelfthsevensevenththirdnineninthtwenty-firstTranslation1. Tom是他家的第二孩子是他家的第二孩子. 六月五号是我的生日六月五号是我的生日.3. 这是我第三次在大海里游泳这是我第三次在大海里游泳.4. 他住在第二十二楼他住在第二十二楼.5. 他一周去图书馆一次他一周去图书馆一次.Tom is the second child in his family.My birthday is on the fifth of June.This is my third time to swim in the s

12、ea.He lives on the twenty-second floor.He goes to the library once a week. ordinal number序数词序数词1 = one 1st = first 2 = two 2nd = second 3 = three 3rd = third 4 = four 4th = fourth 5 = five 5th = fifth 6 = six 6th = sixth 7 = seven 7th = seventh 8 = eight 8th = eighth 9 = nine 9th = ninth 10 = ten 10

13、th = tenth 11 = eleven 11th = eleventh 12 = twelve 12th = twelfth 13 = thirteen 13th = thirteenth 14 = fourteen 14th =fourteenth 15 = fifteen 15th = fifteenth 16 = sixteen 16th =sixteenth 17 = seventeen 17th = seventeenth 18 = eighteen 18th =eighteenth 19 = nineteen 19th =nineteenth 20 = twenty 20th

14、 = twentieth 21 = twenty-one 21st = twenty-first 22 = twenty-two 22nd = twenty-second30 = thirty 30th = thirtieth 40 = forty 40th = fortieth 50 = fifty 50th = fiftieth 60 = sixty 60th =sixtieth 70= seventy 70th = seventieth 80 = eighty 80th =eightieth 90= ninety 90th = ninetiethCan you read and write the following phrases?January 1February 2March 3April 4May 5 J