托业考试

根据网考网考试中心的统计分析，以下试题在2018/5/13日托业考试习题练习中，答错率较高，为：45%
【单选题】Several prominent business people in the Dunbar region ______ together to form the Dunbar Chamber of Commerce.

• (A) has joined
• (B) have joined
• (C) joining
• (D) be joined