he worked here three years ago用since three years ago改写句子

he worked here three years ago用since three years ago改写句子 he lives three b___from here 关于非谓语形式的问题having worked here for three years,he knows well about the factory.能不能改成working here for three years?是不是有for+时间的时候一定要用having done,而不能用doing? He has worked here for over three years.A.about B.in the end B.later D.then选择与上句中over 接近的词,是不是搞错了. Jim ____ here since he came here.A.has been working B.works C.had worked D.worked It was three years since they worked here.这是高二的一道改错题,答案是把worked 改成 had worked这个答案对吗? He came here three years ago.（同义句转换） Three years_____ ______ ______he came here. In the past three years ,he ____ very hard at maths. A.works B.worked C.has worked Dis workin 现在完成时中work代换成什么?He worked in this school when he came here. 求It is three years since he worked in his office.解释下since he worked on the farm three days ago.(改为一般疑问句） it is 3 weeks since he worked here 啥意思,请专业些的人解答 He worked here for ten years.(对 for ten years提问） he also has worked here foe two years的错误是什么? He worked here for eight years!这句话中有for,为什么前面不用完成时态? He in the factory for three years before he joined the Army.A has worked B works C had worked Dwill work 英语翻译1.I locke many sports such as football,bastetball…2.He likes to help us even if is very busy.3.He lives three blocks away from here.4.He has worked in this factory for more than 3 years.5.A native speakor of English. I first met Tony three years ago.He ___ at a bookshop at the time.A.has worked B.was working C.had worked D.is working