I’m told that languagepractising． is a free website learners can not just learn various languages but also chat online．
A. where
B. which
C. that
D. what
网友回答
A. where
B. which
C. that
D. what
解析：考查定语从句，先行词是：languagepractising．Com，定语从句缺少地点状语，用where引导定语从句，句意：有人告诉我语言训练网是个免费的网站在那里学习者不仅可以学习语言，还可以在网上聊天。选A。