We are ________ that the Great Wall is one of the wonders of the world.
friendly
brave
nervous
proud
After Mandela was free (自由的) in 1990, he chose to shake hands with the people ________ wanted to kill him.
I’m a football fan. I was interested in everything _____is about the 2010 World Cup.
Do you know the teacher who is having an English lesson.
I can't forget the time the earthquake happened in Yushu.
I can't forget the time the earthquake happened in Yushu. A. when B. which C. where