--What is that building?
-- the students have their dance classes.
A. The building that
B. There are
C. That’s the building which
D. That’s where
网友回答
A. The building that
B. There are
C. That’s the building which
(答案→)D. That’s where
解析：本题考查为where引导的表语从句，where在表语从句中作地点状语，意为“那是同学们上舞蹈课的地方”。 A项the building后无谓语，且其后that定语从句中that不能作状语(从句中缺少状语); B项句子中一个主语the students，却有两个谓语are与have，句子结构不对。 C项从句中缺少地点状语，which不合适, which应改为where才对。