unit I.1:
animals / colors




unit I.2:
vegetables / colors




unit II.1:
fruits / colors




unit II.2:
is / is not




unit II.3:
has / has no




unit II.4:
big / small




unit II.5:
long / short




unit II.6:
girl / boy




unit II.7:
man / woman




unit II.8:
giving / taking




unit II.9:
walking / running




unit II.10:
drinking / eating




unit II.11:
reading / writing




unit II.12:
flying / swimming




unit III.1:
places




unit III.2:
holidays




unit III.3:
stories