专四专八考试

根据网考网考试中心的统计分析，以下试题在2015-12-9日专四专八考试专四考试习题练习中，答错率较高，为：59%
【单选题】Our boss， Mr. Thompson， a raise in salary for ages， but nothing has happened yet. （） 
A. was promising
B. has been promising
C. promised
D. has promised

网考网参考答案：B，答错率：59%
试题解析：点击查看解析