问题
选择题
(2013·吉林市期末，33)I'm told that languagepractising.com is a free website ________ learners can not just learn various languages but also chat online.
A．where
B．which
C．that
D．what
答案
答案：A
答案：A 考查定语从句的关系词。先行词是website, 从句中缺少状语，因此用where引导。