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Unit 2 Grammar学案_表示顺序。2复习数字1-10，学习1-10的序数词以及表达的意思cardinal numbers(基数词)ordinal numbers（序数词）11st22nd33rd44th55th66th77th88th99th1010th3复习11-19，学习11-19的序数词cardinal numbersordinal numbers1111th1212th1313th1414th1515th1616th1717th1818th1919th4复习20-90，学习20-90的序数词cardinal numbersordinal numbers2020th3030th4040th5050th6060th7070th8080th9090th整十的序数词的形成是把 “y” 改为 “i”再加 _。5.含个位数的十位数变成序数词时只需把个位数改为序数词42（forty-two) 的序数词是_ 84（eighty-four) 的序数词是_56 (fifty-six)的序数词是_6.基数词改为序数词的规律：序数词的形成是在基数词后加_构成，但是也有特殊的数字,如：one _ two _three _ five _twelve _1）在句子中使用序数词时，一般在前面使用the,形容词性物主代词或名词所有格。 2）序数词后面的名词或动词一般用单数。3) 有些数字虽然是表示顺序，但是在句子中用基数词的形式表示。7. 英语的数字单位有_, _, _和billion(十亿). 当表示不确定的数量时，用 hundreds of, _, _ 或billions of 表示。同步练习一用括号内所给单词的正确形式填空。1. This is his _(thirty) novel.2. This happened at the beginning of the _(twenty-one) century.3. Mothers Day is on the _ (two) Sunday in May.4. Although he got the _ (four) place in the competition, that was good enough for him.5. Tomorrow is my grandmothers _ (eighty-nine) birthday. We will have a big party for her.二选择最佳答案填空。( ) 1. July is _ month of a year.A. six B. the sixth C. seven D. the seventh( ) 2. Five _ dollars is a lot of money.A. million B. millions C. the million D. the millions( )3. The beautiful hotel is about _ years old.A. hundred of B. a hundredC. a hundred of D. hundreds( )4. There are _ people in our town.A. three thousands and eighty-sixB. three thousand and eighty sixCthree . thousand and eighty-sixD. three thousands and eighty-sixth三Listen to a quiz about numbers and circle the correct answers. （P22） 1 a 65 2 a 12:13 3 a 11 October b36 b 12:30 b 10 November c 33 c 12:40 c 11 November4 a 565 3881 5 a 165.5cm 6 a ￥4,700 b566 2881 b 135cm b ￥7,400 c 562 2881 c 116.5cm c ￥4,0707 a 11% 8 a 33 b31% b 22 c 21% c 32语法专测 numbers单项选择1. I like _ very much. Its so nice. A. five songsB. the five songC. the song fiveD. the fifth song2. _ is the most difficult of all the lessons. A. Lesson SixB. The Lesson SixC. Lesson SixD. The Lesson Sixth3. There are about _ students in out school. A. two thousandB. two thousand ofC. two thousands ofD. two thousands of4. The famous writer read _ books in his life. A. thousandB. thousandsC. thousand of D. thousands of5. There are _ months in a year and the _is December. A. twelve, twelveB. twelve, twelfth C. twelfth, twelfthD. twelfth. Twelve6. -How old is your sister?-She is _.A. 10 yearB. 10 yearsC. 10 years oldD. 10th year old7. Will you come to my_ birthday party next Friday, Susan? - Yes, of course. And Ill bring a nice gift for you. A. eighteenB. eighteensC. eighteenthD. eighteenths8. -Excuse me, sir. Heres a book for Lin Tao. Which room does he live in? - A. 308 roomB. Room 308C. The Room 308 D. The 308 Room9. This is Mr. Whites _ visit to Beijing. He has been there twice before. A. two B. secondC. threeD. third10. The students took the test in _ subjectsreading, maths and science. A. threeB. threesC. thirdD. the third.
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