Someone makes me happy.make要加s吗?急...

Someone makes me happy.make要加s吗?急... Being with you makes me happy （make 为什么要加”S“）? Helping others makes him happy.为什么other要加S 为什么make也要加S? ------make(s) me happy? Playing football not only makes me grow up…为什么make 要加s Taking walks makes me forget all my problem.请问这里为什么make要加s? make me happy和makes me happy有什么不同? A good friend is someone who makes me happy. He says doing sports makes him happy.这一句中make为什么加s. You make me happy .make 急... Practice makes perfect 请问make为什么要加s? practice makes perfect 为什么make要加“s”