Use when or while to connect the sentences below.
I was working on my book. He was watching his favorite series.
- Ambas acciones ocurrían al mismo tiempo en el pasado (past continuous).
- Para acciones simultáneas se usa while + past continuous.
- Unimos: I was working on my book while he was watching his favorite series.
I was working on my book while he was watching his favorite series.
Marta was walking to work. She saw her best friend cycling.
- Una acción larga en progreso (was walking) es interrumpida por una acción corta (saw).
- La acción corta en past simple se introduce con when.
- Unimos: Marta was walking to work when she saw her best friend cycling.
Marta was walking to work when she saw her best friend cycling.
My dad was cooking pasta. I was baking a cake.
- Dos acciones simultáneas en progreso.
- Se conectan con while.
- Unimos: My dad was cooking pasta while I was baking a cake.
My dad was cooking pasta while I was baking a cake.
It went dark. He was riding his bike to Guillermo's house.
- La acción corta (went dark) interrumpe la acción larga (was riding).
- La acción corta en past simple se introduce con when.
- Unimos: It went dark when he was riding his bike to Guillermo's house.
It went dark when he was riding his bike to Guillermo's house.








