“十几与几十”英文数字的区分-teen&-ty-teen十几13thirteen14fourteen15fifteen16sixteen17seventeen18eighteen19nineteen-ty几十20twenty30thirty40forty50fifty60sixty70seventy80eighty90ninety“-teen十几”与“-ty几十”13thirteen14fourteen15fifteen16sixteen17seventeen18eighteen19nineteen20twenty30thirty40forty50fifty60sixty70seventy80eighty90ninety12twelveYoudidagoodjob!Bye!