Inside the White House, there is a room called the Oval Office. That's President Obama works.
A. why
B. where
C. what
D. how
网友回答
A. why
(答案→)B. where
C. what
D. how
解析：答案：B。句意：在白宫里有一个被称为“the Oval Office”的房间。那是奥巴马总统工作的地方。考查表语从句的引导词。从句中缺少地点状语，故用where引导。