English for more than six years, he can speak and work very well with that businessman from England...
2023-01-16 07:13:54 178次 2011年3月湖南省长望浏宁四县（市）高三调研英语卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
English
for more than six years, he can speak and work very well with that businessman
from England.
A.
To have learned B. To learn C.
Learning D. Having learned
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