The document discusses the simple past tense in English. It is used to express past actions, historical events, and narration. It provides examples of regular and irregular verbs in the simple past affirmative and negative forms as well as interrogative forms using auxiliary verbs. Keywords that are often used with the simple past tense are also listed, including specific times in the past like dates and holidays.

1. SIMPLE PAST
It is used to express:
- past actions: He died in 1981
- historical events: The war broke out in 1938.
- narration: Once upon the time there was a child.
- verbs of action and state: I understood that
people ran fast

2. SIMPLE PAST
Forma negativa:
I didn't believe you!
It didn't snow here very often this year
Forma interrogativa:
How much did you pay for your car insurance?
Did your parents know where you were?

3. SIMPLE PAST
Forma affermativa dei verbi regolari:
I believed you!
Jane played tennis last year
Forma affermativa dei verbi irregolari:
I slept all night
She ate a fabulous pizza

4. SIMPLE PAST
Keywords:
- last year/month/ week
- in 1985
- yesterday
- at Easter
- in Christmas
- once