Привет, ПОЧКИ! Прощай болезни! Му Юйчунь.

Transcript

Look, this is a very good tennis ball. There are similar balls for dogs. It is also good. Dog balls are even better than a tennis ball because they are hard. They are typically made from a chemical material such as polyurethane. Chemical materials are not very good for health. But it is better to have such a ball than not to have it at all. Of cour... Read More