Речення з неправильними дієс заперечення. та запитання

Вот опять! какой то язык непонятный!

1)I was at home yesterday I was not at home yesterday Were you at home yesterday?   2)I begun study English  I was not begin study Enlish Were you begin study English? 3)I fed the dog I was not feed the dog Were you feed the dog? 4)He came yesterday He was not come yesterday Was he come yestarday? 5)Donna eaten a cake Donna was not eat a cake Was Donna eat a cake? 6)I cut trees I was not cut trees Were you cut trees?