write questions with the past simple

Răspuns:
1. How many ships did Christopher Columbus had?
2. When did they discover Pompeii?
3. Where did Marco Polo go?
4. When did Hillary climb Everest?
Răspuns:
Christopher Columbus how many ships have?
Pompeii when they discover?
Marco Polo were go?
Hillary when climb?
Coroana te rog!