【问题】 Mrs. Black has worked in a hospital in New York _______ 1990.AinBtillCforDsince

Mrs. Black has worked in a hospital in New York _______ 1990.AinBtillCforDsince

正确答案:D

题目解析:本题出自山东医学高等专科学校,山东医学高等专科学校大学英语(高起专),由丰阳塔题库搜集整理。