题目

The building around the corner caught fire last night.The police are now______the matter. A.seeing through                                B.working out C.looking into                                    D.watching over 答案：C 解析: 这道题考查动词短语。see through是“看穿”的意思；work out是“解决(问题)、计算出”的意思；look into是“观察、调查”的意思； watch over是“看守、监视”的意思。从题意看应该填look into“调查”。

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