my time has served me well是什么意思?是完整的句子吗?

my time has served me well是什么意思?是完整的句子吗? My father,who __ on the International Olympic Committee all his life,is retiring next month.A.served B.is serving C.had served D.has served My uncle_________ in the amy for three years.A.has joined B.has served谁知道答案,理由? 一道英语单选,My friend,who__on theInternational Olympic Committer all his life,is retiring next month A served B is serving C serves D has served I served my country ,but my country served me up. 求英语达人们再修改一段话：The people who always make me laugh is my grandpa.Because he has a great sense of humor.firstly,my grandpa has great experiences.Once he served in a army ,that was a hard time,but he get a lot of interesting sto my father has retired now he has more l time More than one__the people heart and soul.A.official has served B.officials have served C.official has served for D.officials have served for More than one ____ the people heart and soul. A. official has served B. officials have served C official has served for D officials have served for My friend ,who ___on the International Olympic Committee all his life,is retiring next month.应该填has served谁来给我讲解一下的 My frend,who () on the International Olympic Committee all his life,is retiring next month.为什么填has served,为什么是现在完成时啊? I'm taking control of my time my mother has much time _____(talk) with me My daughter has a good time.的同义句 my time at school has been mostly good.还是 my time at school has mostly?been good 翻译：the soldiers served in the past time Served in all ways ,coffee has become an international drink 英语翻译The time has come!To lighten up our deedThe time has come!With glory till the endThe time has come!To awaken my soulWho could ever fear?We have faithOh Let me walk with you when I'm lost in the wildI know you always lead me to another Ede