________ the question correctly made the teachers present satisfied.A.The student answeredB.The student answersC.The student had answeredD.The student's answering
网友回答
D解析句意:这名学生正确地回答了这个问题,使得在场的老师们感到很满意。根据句意可知“这名学生正确地回答了这个问题”在句中作主语,D项为动名词复合结构作主语;如果其他选项作主语,应为主语从句,但该主语从句应加上that,因为主语从句中的that不能省略。