問題補(bǔ)充：
單選題
The building around the corner caught fire last night. The police are now____ the matter.A.looking upB.looking outC.looking intoD.looking for
網(wǎng)友答案：
熱心網(wǎng)友 1樓
C解析考查動詞短語。look up 查詢，查找；向上看；看得起；look out 當(dāng)心；注意；警惕；朝外看；look into 調(diào)查；look for 尋找。題干意思是：街角的那座大樓昨晚著火了。警察們正在調(diào)查此事。選C。難度中等。
