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1、thirteennineforsevenfifsixteenteenteenteeneighteenteenteen十几十几ty几十几十tytytytytytytysix twenty-five 6:25twelve twenty-four 12:24three forty 3:40How many apples?There are twenty-six.How many balls?There are thirty-five.thirteenthirteengirlsboysstudentstwenty-sixHow many students are there in Peters cla
2、ss?How many students are there in Peters class?Good afternoon,boys and girls!This is Mr Gao,our new PE teacher.Good afternoon,Mr Gao.How many students are there in your class?Twenty-nineLets count from 1 to 29!One,two,threetwenty-eight,twenty-nineThere are twenty-eight English books and twenty-two C
3、hinese books on the desk.How many books are there on the desk?twenty-eight+twenty-two=fiftyThere are fifty-three small desks and nine big desks in the classroom.How many desks are there in the classroom?fifty-three +nine=sixty-twoListen and number.2143How many days(天天)are there in March（三月）（三月）?How many nations(民族民族)are there in China（中国）（中国）?How many lessons(课课)are there in a week（周）（周）?seven lessonsfive days