英语考前复习资料 数词中考.pptVIP

数词;专题五 数词;(1)表示分数。分子用基数词，分母用序数词，当分子大于一时，分母的序数词要用复数。表示几分之几的人或物时，要用介词of。若作主语，谓语动词与of后的名词一致。如： Three quarters of the students have passed the exam. 四分之三的学生考试及格了。 Two thirds of the money was spent on food. 三分之二的钱都花在食物上了。;(2)表示百分数：基数词＋percent。若表示几分之几或百分之几十的人或物时要加of; 作主语时，谓语动词的数与of后的名词的数一致。如： Forty percent of the students wear glasses.百分之四十的学生戴眼镜。; 3．整十序数词的构成。 整十的序数词由相应的基数词变y为i，再加-eth；非整十的多位数，将个位数变成序数词即可。如：thirtieth, twenty-third 4．hundred, thousand, million 等的序数词形式为 hundredth, thousandth, millionth。;┃数词的其他用法 ┃;4．hundred, thousand, million的用法 hundred, thousand, million等前面若有具体数字，要用单数形式；它们后面若有of，则要用复数形式且前面不能加具体数字，表示约数。;┃中考透视┃;(　　)2. [2011·黄冈] —Jackie Chan has donated________ dollars to charity. —He is an example to us all. A．thousand B．thousands C．thousand of D．thousands of ;(　　)3. [2012·铜仁] About ________ of the students in Grade Nine this year were born in the ________. A．three five; 1990 B．three fifths; 1990s C．third fifth; 1990 D．third fifths; 1990s;(　　)4. [2012·聊城] Please turn to page ________ and look at the ________ picture in this unit. A．twentieth; one B．twenty; one C．twentieth; first D．twenty; first;(　　)5. [2012·广东] It is said that there will be ________ people visiting the exhibition. A．five hundred B．five hundreds C．five hundred of D．hundreds