Would can replace the past simple.
1 Lucinda always visited her grandparents in
the summer. ✔ (would always visit)
2 NASA's Curiosity rover landed on the planet
Mars on 5 August 2012...........
3 My dad read me stories about space travel
when I was little..........
4 When Amelia was a child, she was afraid of
the dark.........
5 John had a small house by the sea but it
collapsed during a big earthquake.