She has been a teacherfor several years(用work as转换)

Mrs Green ____ (teach) English in a middle school.She ____ (begin) to teach there in 1993.还有一道 Mr Black ____ China for many years.A.has been to B.has come toC.has been in D.came She __________in this school ________the past ten years.A.was teaching,sinceB.had been teaching,sinceC.would teach,forD.has been teaching,for 请问这道题选那个答案呢?为什么?Mrs. White became a teacher in 1985. She _____ for twenty years by next summer. A. will teach B. would have taught C. has been teaching D. will have been teaching Where has she been? 47.She ______ up for two hours.A.has got B.has been C.has been got D.had been 英语 she has much experience _____( teach )Ch英语she has much experience _____( teach )Chinese She has____us English since she came here.A.taught B.teached C.teach D.been taught 请讲解 填空She has been a League m___ for two years. she has been a window only six months 怎么翻译 She has been eating a cake改被动句! She has been hopeless是什么意思? she has been heard of 请问,Mrs.white hecame a teacher in 1985.she ___for twenty years by next summer.Mrs.white hecame a teacher in 1985.she ___ for twenty years by next summer.a.will teach b.would have taught c.has been teaching d.will have been teaching我选的是d, she ______-England.she has been in London for a weekhas gone to 应填 has been to Mr Smith __________ at this school since he ________ Xiamen .A.has been teach,came B.has been teaching,came C.taught,came D.has been teaching,has come the old woman ________ in 2003.she ________ for two years.A.dead; has been deadB.died; has been diedC.died; has been deadD.died; has died How long____?For about 3 years.A has she died B.did she die C.has she been dead Though she has been teaching us for only three years,I respect and love her very much.teach为什么不用过去式,而用ing呢