中国大学MOOC: For how many years did Trojan War last？
举一反三
- For how many years did Trojan War last？ A: 7 B: 8 C: 9 D: 10
- How long did the Trojan War last?
- How did the Trojan War break out?
- How many years did the wars between Xiang Yu and Liu bang last?
- How long did the Vietnam War last? A: More than 5 years B: About 10 years C: About 20 years D: More than 25 years