下列各句中，没有语病的一项是（　　）

Nancy’s parents didn’t ________ her new boyfriend due to his poor family background; they thought she should marry into a rich family.

h, the classroom is so dirty. Itneeds ______ before we begin our class.

It was a rare occasion________my badtempered father reacted calmly to such a situation. [ ]

It remains to be seen_______ the newly formed committee’s policy can be put into practice.