Question

They _______________ bread when the door _________ *

were making / opened
made / was opening
was making / opening

Answer 1

Respuesta:

They were making bread when the door opened.

Answer 2

Respuesta:

primera opción --> were making/opened

Explicación:

en la forma pasada del verbo to be hay 2 formas: was (I,He,She,It) y were(You,We,They)