a)We were watching a movie _____ the screen went blank.

b)Do not disturb me _____ I'm listening to music!

c)Sandra was washing the dishes _____ a plate fell off the shelf.

d) _____ he was talking on the phone, I was watching TV.

Complete the sentences using when or while.

Aşağıdaki seçeneklerden hangisi yukarıda verilen cümleler için uygun olur?