四六级考试

【单选题】 Having ________ traveled in Europe, Jack was employed by the travel agency as a tour guide.
A．loyally
B．beneficially
C．formally
D．formerly

网考网参考答案：D
网考网解析：
formerly“从前，以前”；loyally“忠诚地”；beneficially“有利地，有益地”；formally“正式地”。 查看试题解析出处>>