1、精選優(yōu)質(zhì)文檔-傾情為你奉上姓名鐘玉嬋學(xué)生姓名 填寫時(shí)間2015-1-30學(xué)科英語(yǔ)年級(jí)教材版本階段觀察期：第（）周 維護(hù)期課時(shí)統(tǒng)計(jì)第（）課時(shí)共（ ）課時(shí)課題名稱數(shù)詞上課時(shí)間教學(xué)過程 數(shù)詞一、基數(shù)詞： 序數(shù)詞： 2、 序數(shù)詞的構(gòu)成一般構(gòu)成：在基數(shù)詞的結(jié)尾加th，例如sixth 、seventh等；整十的ty變?yōu)閠ie再加th，例如twentieth。特殊情況：first 、second、 third、fifth、twelfth、 eighth 、ninth 、3、 用法 1）表示分?jǐn)?shù)分子基數(shù)詞，分母序數(shù)詞，分子大于一，分母加s。例如：1 / 3 one third 2 / 3 two thirds

2、注：1 / 2 a half 1 / 4 a quarter ( 3 / 4 three quarters )練習(xí)：（1） 1 / 5 1 / 8 2 / 4 4 / 9 1 / 12 2 / 3 （2） of the land in that district covered with trees and grass.A. Two fifths;is B.Two fifth;are C.Two fifth;is D.Two fifths;are About of the workers in the factory born in the 1970s.A.two-thirds;are B.t

3、wo-thirds;is C.two-thirds;was D.two-thirds;were of the warm water already been used up.A. Two-thirds;has B.Two-third;has C.Two-thirds;have D.Two-third;have總結(jié)： 2）in the + 年份復(fù)數(shù) 表示在.世紀(jì).年代 in the 1860s在19世紀(jì)60年代區(qū)別：in 1860 練習(xí)：在20世紀(jì)50年代 in the 1780s 3）in + ones +整十的復(fù)數(shù) 表示在某人.多歲時(shí)例如：in my twenties表示在某人二十多歲時(shí)練習(xí)

4、：在爸爸40多歲時(shí) in Toms thirties 4）表示時(shí)間 幾點(diǎn)過幾分，分鐘 + past +小時(shí) 例如：five past seven / ten past nine / three past eight 幾點(diǎn)差幾分，分鐘 + to +小時(shí) 例如：five to seven / ten to nine / three past eight 規(guī)律： 練習(xí)：5：10 7：20 4：50 6：53 5）與數(shù)量單位和形容詞組成復(fù)合定語(yǔ) 例如：a 200-meter-long bridge 練習(xí)：一個(gè)16歲的男孩 a 100-meter-high building 6）hundred 、tho

5、usand 、million 、billion前有具體數(shù)字時(shí)，不加s，例如three hundred / thousand / million / billion students; 前無具體數(shù)字時(shí)，要加s，而且后面要加of，例如 hundreds / thousands / millions / billions of students。練習(xí)：（1）More than two years ago, people knew little about the universe. A. thousands B.thousand C.thousand of D.thousands of（2） The

6、 farmer keeps cows on his farm.A.hundred B.hundred of C.hundreds D.hundreds of 7）表示倍數(shù) once / twice / three times. + as + 形容詞 + as This desk is twice as big as that one. once / twice / three times. + 形容詞比較級(jí) + than This desk is twice bigger than that one.練習(xí)：1.我的年齡比你大兩倍。 2.我的年齡是你的兩倍。 8）基數(shù)詞放在名詞后表示順序 例如：

7、Page three = the third page練習(xí)：Now, everybody, please turn to Page and look at the picture. A.Fifth;five B.Five;fifth C.Fifth;fifth D.Five;five 課后練習(xí)1.Each year, _ fished are killed by the polluted water and many people are made sick by the polluted air.A. millions of B. million of C. two millions of

8、D. two millions2.The building has _ floors. They live on the _ floor.A. ninth, last B. nine, nine C. nine, ninth D. nine , tenth3.Shakespeare was born in _.A. 1660sB. 1660s C. the 1660D. the 1660s4.He became a super star _.A. in his thirtyB. in his thirtiesC. at his thirtyD. at his thirties5.The gov

9、ernment of Chongqing is building _ cheap and good houses for the people. A. thousandB. thousandsC. thousand ofD. thousands of6.I got a beautiful bike on _ birthday. I like it very much.A. fifteenthB. fifteenC. my fifteenD. my fifteenth7._ people went to the concert which was held in Peoples Square _ the night of May Day.A. Thousand of; inB. Thousand; onC. Many thousand; inD. Thousands of; on8.About _ of the workers in the factory were born in the _.A. two-thirds; 1970B. two-thirds; 1970sC. two-third; 1970D. two-third; 1970s9.Nine _ pounds a week?A. hundred of B. hundreds of C. hundreds D.