i (practise) ... the guitar when he came home
we (not/cycle)... all day
while alan (work) ... in his room, his friends (swim) ... in the pool

спасибо, хорошего дня

тебе тоже

was playinghaven't been cyclingwas working\ were swimming

I was practising the guitar when he came home.We were not cycling all day.While Alan was working in his room, his friends were swimming in the pool.