题目

I thought her nice and honest _________ I met her. A. first time      B. for the first time    C. the first time      D. by the first time 答案：C中国古代四大发明对世界文明作出了巨大贡献，其中和宋元时期无关的是A.造纸术B.印刷术C.火药D.指南针