Simple Past Tense

When we want to indicate that something happened at a specific time in the past, we use the simple past tense.

Conjugation of the simple past

The structure of "simple past" is:

[SUBJECT] + [past tense, ending "-ed"]

Construction of the past

In general, to form the past "-ed" is added to a verb.

work➜worked

But must take into account some considerations:

• Irregular verbs

For irregular verbs must be memorized his way past.

For example:

I went to the University of Oxford

• Past verbs ending in "-e"

To form the past the "-e" final is replaced by "-ed".

Denial in the simple past

The formation of negation in "simple past" is simpler than affirmation.
Its structure is:

[SUBJECT] + did + not + [VERB IN INFINITIVE (without to)]

For example:

1. I did not sing
2. He did not sing

Mark in the simple past

To construct the question the auxiliary verb to do is used in the past (did).

The structure is:

Did + [SUBJECT] + [infinitive (without to)]?

If the question had an interrogative particle structure would

[Interrogative particle] + did + [SUBJECT] + [infinitive]?

For example:

What did you sing?

Temporary accessories

Usually with prayers "simple past" it is necessary to specify when the action was performed (explicitly or by context so).
For example:
I played a match last week 

Here is a table with add-ons that can be utiloizar for this time:

Exercise

Click here

To better understand the issue I invite you watch the following

video: