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1、基數(shù)詞和序數(shù)詞專(zhuān)項(xiàng)練習(xí)題一、知識(shí)歸納基數(shù)詞變序數(shù)詞的規(guī)律：口訣：基變序，有規(guī)律。一、二、三、特殊記，詞尾字母t,d,d. (如：first, second, third)。八減t,九去e,（如：eighth, ninth）, f 來(lái)把ve替。（如：twelfth）.單詞ty作結(jié)尾，ty變成tie(如：twentieth).若是碰到幾十幾，只變個(gè)位就可以。（如：twenty-first）1-100的序數(shù)詞：1st-first；2nd-second；3rd-third；4th-fourth；5th-fifth；6th-sixth；7th-seventh；8th-eighth；9th-ninth；1
2、0th-tenth；11th-eleventh；12th-twelfth；20th-twentieth；21st-twenty-first；22nd-twenty-second；29th-twenty-ninth；30th-thirtieth；31st-thirty-first；40th-fortieth；50th-fiftieth；60th-sixtieth；70th-seventieth；80th-eightieth；90th-ninetieth；100th-hundredth二、鞏固練習(xí)：寫(xiě)出下列詞的序數(shù)詞形式。1. one 2.two 3. six 4.five 5. nine 6.t
3、welve7.eight 8.twenty-one 寫(xiě)出下列單詞的基數(shù)詞形式。1.third 2.fourth 3.tenth 4.twentieth 5.nineteenth6.thirty-first _根據(jù)句子意思填空。1. Childrens Day（兒童節(jié)） is on the of June（六月）.2. There are months（月）in a year(年).3. Teachers Day(教師節(jié)) is on the of September（九月）.4. Three plus(加) six is .選擇填空。( )1. My cousins birthday in o
4、n the of October. A. three B. first C. the second( )2. What date is it today? Its of April. A. twelfth B. the 12th C. 12th( )3. There are days in a week. A. the seven B. seventh C. the seventh D. seven( )4.Sunday is the day of a week. A. one B. first C. second( )5. Twenty-eight minus(減)six is . A. the twenty- second B. twenty-two C. twenty- second( )6. Four plus(加) is twelve. A. seven B. eight C. nine
基數(shù)詞和序數(shù)詞專(zhuān)項(xiàng)練習(xí)題.doc
