—AnumberofforeignerscometoseetheGreatWalleveryyear.--Ye...

问题详情：

—A number of foreigners come to see the Great Wall every year.

--Yes. It’s not only famous and beautiful but also the _____of China.

A. riddle 　B. mark  C. capital  D. symbol

【回答】

D

知识点：名词

题型：选择题