Question

【题目】The scientists were waiting to see the problem ____.

A. solve B. solved C. to solve D. solving

Answer 1

【答案】B

【解析】句意：科学家们正等着看问题的解决。A. solve动词，解决；B. solved过去式或过去分词； C. to solve动词不定式；D. solving现在分词。根据句意可知，本题考察过去分词作宾补。“问题”与“解决”之间是被动关系，使用过去分词作补语。故选：B。