托业考试

根据网考网考试中心的统计分析，以下试题在2018/1/28日托业考试习题练习中，答错率较高，为：89%
【单选题】The president will meet with several important dignitaries during his official ______ to Hong Kong next month.

• (A) visit
• (B) visiting
• (C) visited
• (D) visitor