Hello !!!
While (-iken )
While + Simple cont. + Simple past
( Was,were )
+ While I was sleeping .My mom cleaned the house.
+ The teacher wrote letter, While the students were reading a book.
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When( -dığı zaman)
When + Simple past + Past cont.
+ When the lesson stard,the srudents were shouting.
+ My mother was playing computer games When I finished my homework.
GOOD LUCK :)
