Alex has been in China for quite a few years. ， he speaks fluent Chinese.
A. Especially
B. Frequently
C. Surprisingly
D. Consequently
网友回答
A. Especially
B. Frequently
C. Surprisingly
(答案→)D. Consequently
解析：D 考察副词辨析。句意：Alex在中国待了很多年，因此，他的中文说得很流利。Conseauently因此，强调上下文之间的因果关系。故D正确。