1、UNIT FOUR HOW MANG STARS CAN YOU SEELesson 14numbers one twothreefourfiveonetwothreefourfivefivetwothreeonefouronetwothreefourfivesixseveneightninethirteenfourteen fifteensixteen seventeen eighteen nineteenteneleventwelvethirtyfortyfiftysixty seventytwenty eightyninetytwenty-onetwenty-twothirty-onet
2、hirty-twofourty-onefourty-two个位个位十几十几几十几十oneelevententwotwelvetwentythreethirteenthirtyfourfourteenfortyfivefifteenfiftysix sixteensixtysevenseventeenseventyeighteighteeneightyninenineteenninetyonetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteen fifteensixteen seventeentwenty eighteen nineteentwenty-onetwenty-twotwenty-threetwenty-fourtwenty-fivetwenty-sixtwenty-seventwenty-eighttwenty-ninethirtythirty-one