computerCan you live long,if there not yet invent computer?i think you can/t.so what is a computer.whats it for.computer is a electornic devince.you can play game on it ,you can find friends in it,do busness,and so on ! if there you want something to know,you can log on the internet.(if 的）安定find 他和answer。不烂吧，谢你了...
