(单选题) I have worked with him for some time and have found that he is_____than John.(本题5.0分)

A、 more efficiency a worker

B、 a more efficient worker
C、 more an efficient worker
D、 a worker more efficiently
出自:河北科技大学英语2(专升本)

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块