Question

I'm afraid we'll have to work extra hours for there are still some problems ________

1. A.
   remaining to settle
2. B.
   remaining to be settled
3. C.
   remained to be settled
4. D.
   to remain to settle

Answer 1

B
本题考查到连系动词以现在分词形式作定语，及其一个固定结构：remian to be done，解释为“有待被……”。