11 ________ 12 ______ 13 _________ 14 _________ 15 ______ 16 __________ 17 _________ 18 _______ 19 _________ 20 ________ 30 _______ 40 _________ 21 ___________ 26 ____________ 32 ___________ 38 ____________
twelve
thirteen
fourteen
eleven
写出正确的数字。
sixteen
eighteen
thirty
twenty
nineteen
seventeen
fifteen
forty
twenty-one
twenty-six
thirty-two
thirty-eight