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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,语法互动,(,四,),数词,1,数词的构成。,2,数词的表达方式和用法。,语法互动（四）,数词,中考考点,中考考点,考点过关,考点一数词的构成,1,基数词的构成,(1)012,单独记。如：,zero,one,two,three,等。,(2)1319,的词尾都是,teen,。如：,fourteen,seventeen,等，但,13thirteen,，,15fifteen,，,18eighteen,需要特殊记。,(3)20,以上的整十的基数词均以,ty,结尾。如：,20twenty,，,30thirty,，,40forty,，,50fifty,，,80eighty,等。,(4)“,几十几”要加连字符号“,”,。如：,48,fortyeight,97,ninetyseven,等。,(5)“,几百几十”或者“几百几十几”在“百”后加,and,。如：,156one hundred and,fiftysix,509five hundred and nine,等。,语法互动（四）,数词,中考考点,考点过关,(6),四位数或者四位数以上的基数词的拼写规律：用逗号从右往左每三位加一个逗号，第一个逗号读作,thousand(,千,),，第二个逗号读作,million(,百万,),，第三个逗号读作,billion(,十亿,),，,hundred,后莫忘“,and”,。如：,3,，,610,three thousand six hundred and ten;94,，,295,ninetyfour,thousand two hundred and,ninetyfive,；,274,，,350,two hundred and,seventyfour,thousand three hundred and fifty,等。,语法互动（四）,数词,中考考点,考点过关,2,序数词的构成,(1)“,第一”、“第二”、“第三”分别是,first,second,third,。,(2)“,第四”到“第十九”除了,fifth,eighth,ninth,twelfth,是特殊的拼写外，其余的都在相应基数词后面加“,th,”,构成。如：,fourth,。,(3)20,以上的整十的序数词由相应的基数词变,y,为,i,，再加“,eth”,。如：,thirtythirtieth,;,fiftyfiftieth,。,(4),第一百,hundredth;,第一千,thousandth;,第一百万,millionth,。,(5)20,以上的非整十的基数词变序数词时，只变化个位数。如：,twentyonetwentyfirst,;one hundred and,oneone,hundred and first,。,语法互动（四）,数词,中考考点,考点过关,基数词变序数词的巧记口诀：,基变序，有规律，,一、二、三特殊记，,first,second,third,，,从四开始加,th,八去,t,，九去,e,，,五和十二变,ve,为,f,再加,th,，,整十变,y,为,ie,再加,th,若想表示几十几，只变个位就可以。,语法互动（四）,数词,中考考点,考点过关,考点二数词的表达方式,语法互动（四）,数词,中考考点,考点过关,March 12,2014,2014,年,3,月,12,日,one third,三分之一,two thirds,三分之二,five(oclock)5,点钟,five past seven 7,点,5,分,twenty to eight 7,点,40,分,Page 62/the sixtysecond page,第六十二页,in the 1970s,在二十世纪七十年代,in his forties,在他四十多岁时,语法互动（四）,数词,中考考点,考点过关,考点三数词的注意事项,1,hundred,，,thousand,，,million,前有基数词修饰时，表示确数，其后不加,s,，也不与,of,连用；但若用于表示“数百、数千、数百万”这样的泛指概念时，后面则加,s,，并与,of,连用。,There are two hundred people in the meeting.,会上有,200,人。,Thousands of people go to the beach every year.,每年成千上万的人到海滨去。,Millions of people in the world are sending and receiving emails every day.,每天，世界上有数百万人在收发邮件。,2,序数词的前边加不定冠词,a,，表示“再一、又一”。,Ill have to do it a second time.,我得再做一次。,(,已经做过一次,),语法互动（四）,数词,中考考点,考点过关,.,用括号中所给单词的适当形式填空,1,They live on the _(five)floor.,2,December is the _(twelve)month of a year.,3,On my sisters _(nine)birthday,I gave her a useful book.,4,_(hundred)of people come here to read books on weekends.,5,Three _(four)of the students in our class like basketball.,6,Our team won _(two)prize in the competition.,7,Fathers Day is on the _(three)Sunday of June.,8,In the _(eight)picture,you can see many young trees.,9,My _(one)name is Linda.What about yours?,10,She became very famous in her _(forty),语法互动（四）,数词,考点过关,fifth,twelfth,ninth,Hundreds,fourths,second,third,eighth,first,forties,中考考点,考点过关,.,单项填空,1,More than eight _ students will take part in the activity.,A,hundreds,B,hundred of,C,hundred D,hundreds of,2,Now,everybody,please turn to Page _ and look at the _ picture.,A,Fifth;five B,Five;fifth,C,Fifth;fifth D,Five;five,3,How old is your daughter?,_,We had a special party for her _ birthday last Sunday.,A,Nine;nine B,Nine;ninth,C,Ninth;nine D,Ninth;ninth,语法互动（四）,数词,C,B,B,中考考点,考点过关,4,Each of us has to write a _ report every week.,A,twohundredword,B,twohundredsword,C,twohundredswords,D,twohundredwords,5,More than _children took part in activities last week.,A,two thirds B,thirds second,C,second three D,two third,语法互动（四）,数词,中考考点,考点过关,A,A,
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