单选题 You can never imagine what great difficulty I have ______ your house.
A. found B. to find C. finding D. for finding

【正确答案】 C
【答案解析】[解析] 伴随状语
[解析] 这里finding your house是一个伴随状语，表过程，用what感叹句修饰在找房子的过程中的艰难。