Нужно найти ошибку! ! 37) did you saw the tornado yesterday? 38) i meeted many friends at sally's party. 39) ma grandma didn't cooked cookies the day before yesterday. 40) two years ago he have a big house. 41) can you play the violin five years ago?

37) не должно бытьsaw, а должно быть see
38) Не должно быть meeted, а met.
39) Не должно быть cooked, а cook
40) He должно быть have, a had
41) Не должно быть can, а could!