Engels : Nederlands
zero = 0
one = 1
two = 2
three = 3
four = 4
five = 5
six = 6
seven = 7
eight = 8
nine = 9
ten = 10
eleven = 11
twelve = 12
thirteen = 13
fourteen = 14
fifteen = 15
sixteen = 16
seventeen = 17
eighteen = 18
nineteen = 19
twenty = 20