He ____the Army by the end of 1989.He _____in the army since

He ____the Army by the end of 1989.He _____in the army since the end of last month,he _________ in the army for one and a two months has passed since he joined the army It is ten years since he ____(join) the army He has been in the army since 1999. It _____ ten years since he left the army. It _____ ten years since he left the army . 1.It _____ten years since he left the army . 1.He ____ the army in the year of 2003. 用since的话,本句应该是：It is ten years since he joined the army. he has been joining the army since he was 19这个句子有误吗 he served in the army in_______