It remains______whether Jim’ll be fit enough to play in the finals.
A.seen B.to be seen
C.seeing D.to see
It remains______whether Jim’ll be fit enough to play in the finals.
A.seen B.to be seen
C.seeing D.to see
B
本题it作形式主语，所以真正的主语是“whether Jim’ll be fit enough to play in the finals”,另外，remain接不定式作表语,表示将来的动作，结果是被观察、被看到，所以应该用to be seen。