高等继续教育 / 专科英语II
正确率：100%
题型描述: 单选题
His book was much better than similar books _ _ _ _ _ _ before him.
A. having written
B. written
C. writing
D. being written
His book was much better than similar books _ _ _ _ _ _ before him.
A. having written
B. written
C. writing
D. being written
参考答案：
佳题速递：