题目

______ Shenzhen many times but we still don't know the city well.  A. We have gone to      B. Though we have gone to    C. We have been to      D. Having been to 答案：C戊戌变法最突出的历史功绩是A.挽救了民族危机B.推动了政治改革C.发展了社会经济D.促进了思想启蒙