В простом прошедшем просто прибавляешь к глаголу (если это правильный) ed. А неправильные нужно знать наизусть.
Забыла сфоткать.take foto.
Key,crocodile,cat,kitten,camera
1 I usually walk to school, but today I'm going by bicycle
2 She usually wears trainers, but today she is wearing high heels
3 He usually watches TV, but today he is reading a book
4 They usually wear blue shirts, but today they are wearing green ones
5 We usually go swimming, but today we are having a picnic