单选题
______ you I owe a thousand apologies ______ having doubted your ability.
A、
For; to
B、
To; for
C、
For; for
D、
To; to
【正确答案】
B
【答案解析】
[解析] 本句的结构是：owe sb. sth. for doing sth. 或owe sth. to do. for doing sth. 。
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