为你解答。1、长城是我见过的最雄伟的建筑物
The Great Wall was the (grandest) building (that I have ever seen).2、半小时后我们的飞机将在广州白云机场降落
Our plane (will land) at Guangzhou baiyun airport (in half an hour).3、明年我们有可能到埃及去看金字塔
We (will probably go to see) the pyramids in Egypt next year....