How do i write these in "imperfect form"? (spanish)

1. hablar con las plantas
2. limpiar la sala de profunda todos los días
3. decorar
4. asar malvaviscos sobre un fuego
5. comprar papel higiénico

1. hablaba

2. limpiaba

3. decoraba

4. asaba

5. compraba

Explanation:

when you are going to explain a procedure,   the first thing to do is to name the parts or the apparatus you are going to describe in terms of how it or they function. also it is important to know who is going to operate it and the abilities this man/woman requires to manage it.