He worked in Shanghai last year.变一般疑问句和否定句

He worked in an office. He said he ( ) in that factroy since 1949.A.has worked B.had worked C.worked D.was working -How long has his father worked in that city?-he has worked there s___ last year. He;s worked in this factory for many years He worked in a big history m____ last year. he worked in a lawyer office.句中有一处错误请指出. 修改病句:He has worked in Benijing last year. After g( ),he worked as a clerk in a company How long has he worked in the radio studio? Can you tell me.合并成宾语从句是he had worked 还是he has worked说明一下理由 =Mark ____ in China for 10 years and now he teaches Chinese in Britain.A.has worked B.worked Mark ____ in China for 10 years and now he teaches Chinese in Britain.A.has worked B.worked Mark _________ in China for 10 years and now he teaches Chinese in Britain.A.has worked B.worked C.had worked D.is working ＿Where does your father work,Lucy ＿In England .But he＿in France for 8 yearsAhas worked Bhas been worked Chave been worked Dworked In the past three years ,he ____ very hard at maths. A.works B.worked C.has worked Dis workin Jim ___ in Zhuzhou since he finished his college.A.works B.is working C.has worked D.is worked he worked hard but he still _____ in the final exam.填fail还是failed? ( )he was in poor health ,he worked just as hard as everyone else He has worked in the company for 15 years.H ( ) ,he,doesn~t