A The Great Wall is a great attraction for visitors.
長城對游客來說很有吸引力。
B It's a man-made wonder.I've seen it many times in textbooks and it's part of my dream to visit it.
它是人工的奇跡。在課本里見過多少次了,參觀長城是我的夢想。
A Someone claimed it was one of the two man-made wonders that could be seen on the moon.
有人宣稱它是在月球上能看到的兩個人工建筑之一。
B That's true.
不錯。