Слова в скобках нужно поставить в сравнительной или превосходной степени прилагательных toads and frogs some children think that toads are more dangerous than frogs. it isn't so. they are not dangerous at all. toads are (big) than frogs. but toad's legs are (short) than frogs'. frogs are (fast) than toads. usually frogs are (small) than toads but the goliath frog is the (big) frod in the world. it lives in africa. it is (large) than a duck.
But toad's legs are shorter than frogs.
Frogs are faster than toads.
Usually frogs are smaller than toads but the Goliath frog is the biggest frog in the world.
It is larger than a duck.