a) A SHORT tail-a shorter tail-the shortest tail
a funny monkey-a funnier monkey -the funniest monkey ,
a long nose-a longer nose-the longest nose
big ears-bigger ears-the biggest ears
a clever dog-a cleverer dog-the cleverest dog
an old man -an older man -the oldest man,
a long street - a longer street-the longer street
big animals -bigger animals-the biggest animals
new toys - newer toys-the newest toys,
a nice pet-a nicer pet-the nicest pet ,
short legs -shorter legs-the shortest legs,
big shops-bigger shops-the biggest shops
a long walk - a longer walk-the longest walk,
a funny story - a funnier story-the funniest story