Her hair is .... than his hair. (long)
longer
An elephant is ...... than a mouse. (big)
bigger
Fish are ..... than whales. (small)
smaller
The goat is .... than the giraffe. (short)
shorter
He is ..... than her. (old)
older
The horse is ..... than the cow. (fast)
faster
He is .... than her. (young)
younger
Her hair is ... than his hair. (short)
shorter
He is .... than her. (tall)
taller
The gorilla is .... than the monkey. (strong)
stronger
The turtle is ..... than the rabbit. (slow)
slower