问题
选择题
______ you I owe a thousand apologies ______ having doubted your ability.
A．For; to
B．For; for
C．To; to
D．To; for
答案
D
题目分析：句意：我曾怀疑过你的能力，真是万分抱歉。本句的结构是：owe sb. sth. for doing sth. 或owe sth. to do. for doing sth.。故选D。
考点：