4.a) First of all, it is an indoor sport.
b) What I mean to say is that we are able to play it irrespective of the weather conditions. In my hometown, this is important because of the long winters.
5.a) Secondly, the equipment needed to play table tennis is inexpensive.
b) For instance, you can use any table of a reasonable size. Al you then need is a ball, two bats, and a net.
6.a) Lastly, table tennis is a sociable sport.
b) That is to say, two or four people can play at one time, while a number of spectators can enjoy the game as well.
7. So, those were some thoughts on my favorite sport.