Вот, только что сделал
1) I think that summer is the best season of the year. 2) But spring is a good season too. 3) The Petrov's garden is better than our garden because there are a lot of fruit-trees there. 4) Yesterday Nick did not know his lesson and got a bad mark. 5) This doll is worse than that one because it is very old. 6) And that doll is the worst because it's the oldest.
надеюсь все правильно
