被动语态初步认识 — 英语选择题
题目
下列四个句子中，被动语态使用完全正确的一项是（ ）
A. The Jiuzhaigou Valley is know for its colorful lakes.
B. The Yellow River is called the Mother River of China.
C. Thousands of visitors visit the Mount Tai every year.
D. The old bridge built two hundred years ago.