did you study yesterday?
did he read this book?
did they eat anything?
did she sleep well?
did you start?
پنج تا سوالی
I learned this grammar
you leaved the door open
they sang this music
my father ate food
she was in room
پنج تا مثبت
I didn't think about it
you didn't ask me
she didn't want to go
they didn't put that clothes
we didn't do it
پنج تا منفی