单选题 I intended ______ the subject with you, but I was too busy then.
A. having discussed B. to discuss
C. to have discussed D. discussing

【正确答案】 C

【答案解析】[解析] be，intend，mean，plan，want，hope等动词的过去式接动词不定式的完成形式的结构，表示过去想做而没有做的事。