星级典句：

第一句：I heard the Great Wall is one of the Eight Wonders of the world.

我听说长城是世界八大奇观之一。

A: We have two days off, Mr. Brown. Do you have anything special in mind that you'd like to see?

我们有两天的休息时间，布朗先生，您要去参观什么非常特别的景点吗？

B: How about visiting the Great Wall? I heard the Great Wall is one of the Eight Wonders of the world.

参观长城怎么样？我听说长城是世界八大奇观之一。

A: That's a good idea.

好主意。

第二句：What's the length of the Great Wall?

长城究竟有多长？

A: What's the length of the Great Wall?

长城究竟有多长？

B: The Great Wall meanders from east to west for about 6,000 kilometers for 12000 li.

长城从东到西蜿蜒约6000公里，也就是12000里。

其他表达法：

In the subsequent dynasties, the Great Wall was bebuilt many times.

再后来的各个朝代，长城又被多次修建。