问题详情：
My daughter felt nervous since it was the first time that she ________ for a singing contest.
A．entered B．has entered
C．had entered D．would entered
【回答】
C 考查时态。It was the first time that句型中从句的动词应该用过去完成时，故选C。如果将was换为is，则选择B项。
知识点：过去完成时及其被动式
题型：选择题
