He has worked in the doctor's ___.

He has worked in the doctor's ___. So hard has he worked in the past few months that he has mad He worked as a doctor in the army and saved many s___ lives The Blacks ___ in this factory since 1998 A has worked B has He has worked there (s) last year He;s worked in this factory for many years ------ he?A.has B He (s ) as a waiter in that restaurant .He has worked there "__the doctor ___?" "Yes,he's on his way here." A.Has;been s He has worked in the company for 15 years.H ( ) ,he,doesn~t He had worked in this school ___ the war broke out,but___ he His work has ___ his health.The doctor suggests that he trav Li Ping has worked in the company for many years.He is a m__