Раскройте скобки, чтобы получить present perfect или past simple в отрицательной форме. i … (not/ do) this exercise before. i … (not/ do) this exercise yesterday. we … (not/ go) to school since the first form. we … (not/ go) to school yesterday. you … ( not/ see) a horse last week. you … (never/ see) a horse. he … (not /say) that yet. he … (say) that a minute ago. they … (not/ have) breakfast yet. they …( not/have) breakfast a hour ago.
I didn't do this exercise yesterday
We haven't gone to school since the first form
We didn't go to school yesterday
you didn't see a horse last week
you haven't seen a horse
He haven't said that yet
He didn't say that a minute ago
They haven't have breakfast yet
They didn't have breakfast