选择正确的单词完成句子。
1. — Have you ever been to Europe?
— No, but I __________ (have been/went) to Africa last year.
2. — Have you ever been to my house?
— No. But I'm coming to your party__________ (tonight/this night).
3. Has Victor__________ (been ever/ever been) to China?
4. In future, people will __________ (spend/waste)a long vacation every year.
5. He is an__________ (exchanged/exchange) student in this school.
