Past progressive, past simple, present perfect придумать по 1 предл. на каждое время, написать в отр. и вопр. форме. . 21 .

1.I am reading now
Am I reading now?
I am not reading now.
2.I read book last day
Did I read book?
I didn't read book.
3.He has gone
Has he gone?
He hasn't gone