Переделайте в косвенную речь "good morning," said stuart. "hello," answered snowball dryly. "you're up early, aren't you? " stuart looked at his watch. "yes," he said, "it's only five minutes past six, but i want to do some exercises." "haven't you done all your exercises in the bathroom when you made such a terrible noise? you woke up all the house in order to brush your teeth, i think that your teeth are so small that there is no need to brush them. do you want to see some good teeth? look at mine! " here snowball opened his mouth and showed his white teeth, sharp as needles. "yours are very nice," said stuart. "but mine are all right, too. as for exercise, i try to do it every day. i bet my stomach muscles are firmer than yours." "i bet they are not," said the cat.

Stuart greeted Snowball, and Snowball replied him dryly. Snowball remarked that his friend was up early. Stuart looked at his watch and agreed with Snowball. He said it was only five minutes past six, but he wanted to do some exercises.
Snowball wondered if Stuart hadn't done all his exercises in the bathroom when he had made such a terrible noise. Snowball mentioned that Stuart had woken up all the house in order to brush his teeth. He went on that he thought Stuart's teeth were so smaal that there was no need to brush them. Snowball asked Stuart to look at his teeth if he wanted to see some good ones.
Here Snowball opened his mouth and showed his white teeth, sharp as needles.
Stuart remarked that Snowball's teeth were very nice, but said that his teeth were all right as well. Stuart also mentioned that he tried to do exercise every day. He boasted that his stomach muscles were firmer than those of Snowball. But the cat didn't agree with Stuart.