Look at the trouble I’m in! if only I your advice.
A. followed
B. . would follow
Chad followed
Dshould follow
网友回答
A. followed
B. . would follow
(答案→)C. had followed
D. should follow
解析：考查虚拟语气。题意为: 瞧瞧我现在的困难处境！当时我要是听从你的建议就好了。If only 句中要用虚拟语气，此处表示与过去事实相反的愿望，故用过去完成时。