I have worked in this university _______ 1980.A for B since C till

英语翻译have i worked? -Have you __ worked in a company -Of couse.I worked in a radio company __ four years. I ( )in the factory for over one year A.work B.worked C.have worked D.was working I worked in Shanghai for three years--Are you still working in Shanghai?--No,I'm working in Ningbo now.I_____in Shanghai for three yearsA.worked B.have worked C.had worked D.was working I have worked in this school for three years.同义句改写 I have worked in this university _______ 1980.A for B since C till In those years,I have worked very hard; those years,a warm bloom i live in where i worked对不对 I once ___ in a junior high school for two years.But I am a teacher in a senior high school now and I ____here for 14 yearsA.worked have workedB.had worked have workedC.have worked have workedD.worked work我想问 once 后面 这种应该接什么 倒装句和完成时的表达although there are no exams,no tests,never in my life have i worked so hard in a class.为什么用完成时have i worked,不用did i work? I could hardly see anything () the dense fog.(since for)They have worked in this company () they graduated.(since for) i worked hard to get what i have翻译 I have worked 和 I had worked 各自的意思举几个类似的句子 In fact ,today is very happy.The day is the last day that i have worked in the company.And i中文什 have not seen you for ages!Do you still work in fuzhou?____ it is two years since I worked therehave not seen you for ages!Do you still work in fuzhou?____ it is two years since I worked thereA yes i have B yes i doC no i have not D no i do not这个 I regret____ harder at school.A.not to have worked B.not having worked regret not having worked hard at schoolI regret _____ hard at school,or I would have succeeded in passing the exam.选项:a、not to work b、having not worked c、to have not worked d、 not having worked 选D.为什么A不对?我知道regret to do --Have you worked here since you graduated --No ,I ( ) at a factory in Beijing for six years .A would work B have worked C had worked D worked 我想知道为什么选D,为什么要用一般过去时而不用过去完成时……