题目内容：

英语语法：There was plenty of time.She ____.A.needn't have hurried B.couldn't have hurried
请问,答案给了个A,但是没学过有need情态动词的虚拟语气啊~

优质解答

　　同学,很高兴为你解答!　　在英语中,用以下虚拟语气句式表示对所做过的事情表示后悔、责备等：should have done...,本该做而没有做；shouldn't have done ...本不该做而做了；could have done...本可以做而没...