The Geart Wall was built 2000 years ago.It------ throughtout the world.
问题描述：
The Geart Wall was built 2000 years ago.It------ throughtout the world.
A.is being known B.is known C.has known D.had been known
答
B. is known
句子意思：
长城建于2000年前.它举世闻名.
“它举世闻名”是指“现在它很著名”,所以用一般现在时,而且要被动语态,因为它是被世人所知.