Put the verbs in in brackets into the past simple or the past continuous i (clean) the house while he (work) in the garden when we (find) the cat it (play) under the bed joan (have) a shower when the window cleaner (come) grandma (knit) while grandad (smore) his pie when i (arrive) home, father (paint the front door bob and sally (walk) when it (start) to rain what (you/talk) about when i (come) in? i (read) my newspapaper when they (knock) on the door as fiona (wash) the glass, she (cut) her finger mother (break) the vase while she (dust) it

I was cleaning the house while he was working in the garden. (Оба действия продолжали на протяжение некоторого времени).
When we found the cat it was playing under the bed. (Found — короткое действие, нашли. Was playing — он играл на протяжении некоторого времени).
Joan was having a shower when the window cleaner came. (Аналогично, как во втором)
Grandma was knitting while Grandad was smoking his pipe. (Скорее всего здесь опечатка и должно быть именно так.)
When i arrived home, Father was painting the front door.
Bob and Sally were walking when it started to rain.
What were you talking about when i came in?
I was reading my newspaper when they knocked on the door.
As Fiona was washing the glass, she cut her finger.
Mother broke the vase while she was dusting it

I was cleaning the house while he was working in the garden. When we found the cat it was playing under the bed . Joan was having a shower when the window cleaner came. Grandma was knitting while Grandad was smoking his pipe. When i arrived home, Father was painting the front door. Bob and Sally were walking when it started to rain. What were you talking about when i came in? I was reading my newspapaper when they knocked on the door. As Fiona was washing the glass, she cut her finger. Mother broke the vase while she was dusting it.