【题目】It can be disheartening to spend a lot of time preparing a meal only ________ your kids turning their nose up at it.
A. to find B. found
C. finding D. having found
在线课程【答案】A
【解析】
考查动词不定式作结果状语。句意：花很多时间准备一顿饭却发现你的孩子对它嗤之以鼻，这可能令人沮丧。此处是动词不定式作未料到的结果状语，故选A。