The army was well-trained and well-armed,and had little difficulty defeating the enemy.这句话中defeat为什么要加ing?

he was ageneral in the army The army was well-trained and well-armed,and had little difficulty defeating the enemy.这句话中defeat为什么要加ing? He was been in the army for five years 的同义句____ five years____he____the army He was refused by the army because he was under _______.横线上填什么 翻译My brother’s in the army.He was just promoted to the rank of major Secretary of the Army It___ten years since he left the army.A.is B.has C.will D.was It __four years since i joined the army.这里的is,为什么不用was呢? it is four years since I joined the army.这里的is,为什么不用was呢? 翻译“he was rejected for the army because of his bad eyesight he has been joining the army since he was 19这个句子有误吗 It was three years ago that he joined the army与It is three years since he joined the army翻译及区 Aladdin was in the well without others. 我想去参加英语故事比赛,已经背好了故事可是不知道可以在那些话上有动作和表情.Peter joined the army when he was eighteen,and for several months he was taught how to be a good soldier.He did quite well in everything exc 参军是enter the army还是enter into the army He served in the army in the 1940's,when he was in his twenties.怎么翻译, He join the army when he was fifteen(保持原句意思）He join the army__ __ __ __fifteen. the People's Liberation Army.