5легких предложений на в past simple со словами: forget, buy, know, eat, come, become.

I forgot to buy a book.
I bought some bread. 
I knew him when he was young. 
I ate some green salad. 
I came home and watched TV. 
I became happy last year.

Last year I became a member of fitness club
I forgot to call my friend yesterday
I bought a new house last week
In the evening I ate a lot of chocolate
Lust night I came home late