Надо вставить слова: in winter the days are than in summer. it s in summer than in spring. summer is the season of the year. the dog is a animal. monkeys are cats. elephants and dolphins are the animals.

In winter the days are shorter than in summer. It is warmer in summer than in spring. Summer is the hottest season of the year. The dog is a domestic animal. Monkeys are like cats. Elephants and dolphins are the most friendly animals.