She longed for a pleasant trip in the summer while her parents desired that she at home

问题补充：

She longed for a pleasant trip in the summer, while her parents desired that she at home, preparing for the coming exam..

A. stay

B. stays

C. must stay

D. would stay

答案：

(答案→)A. stay

B. stays

C. must stay

D. would stay

解析：考查虚拟语气。动词desire后面的宾语从句中使用“should+动词原形”构成的虚拟语气，should可以省略。句意：在夏天她渴望出去旅游，然而她的父母亲想要她待在家里，准备即将来临的考试。A项前面省略should。故A正确。