【单选题】
            
thE spEAkEr wAs ______ DElivErED hEr prEsEntAtion this morning, But shE CoulD not mAkE it to thE vEnuE on timE.
A.hAD
B.hAving
C.to hAvE
D.hAving BEEn
        
        
			
            
            
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				根据网考网移动考试中心的统计,该试题:
1%的考友选择了A选项
15%的考友选择了B选项
70%的考友选择了C选项
14%的考友选择了D选项