Her family ______now wearing the formal robes that they had boug

Her family ______now wearing the formal robes that they had bought.
A、was
B、were
C、is
D、have been
【正确答案】：B
【题目解析】：意义一致原则指主语形式上为单数，但在意义是复数，所以谓语动词用复数形式；或者主语形式上是复数，但在意义上是单数，这时谓语动词用单数形式。这里的family表示家人，故用谓语动词复数形式。