1. Past tense

2. Use:
The past simple is used to express a
finished action in the past.
Examples:
We played volleyball last Sunday.
I worked in London from 1984 to 1989.
John left two minutes ago.
The past tense is often used with time past expressions like: last year, last month, five years ago, yesterday morning, in 1945.

3. The form of the past simple is the same for all persons.
Positive:
The positive of regular verbs end in ed.
Examples:
dance - danced
want - wanted
walk walked
use used

4. Forming the Past Tense (Irregular Verbs)
Although many verbs in English form their past tense with -ED, some do not. These are called irregular verbs, and they include some of the most basic verbs in English. This page will explain some of the most important patterns in forming the past tense. However, the only way to know how an irregular verb will change in the past tense is to learn all of the important verbs.

5. The three most important irregular verbs
The three most important irregular verbs are BE, HAVE, and DO.
BE is the most difficult, because its forms are different depending on the subject:
Pronoun
Verb I He
She it
Was
You we
they
Were

6. Examples:
I was a beautiful baby
You were studying at G.L.P two years ago

7. HAVE and DO are more simple:
Base form
Past Tense
Have / has
Had
Do / does
Did

8. Examples:
He had the best car in 1994
They had a beautiful house in Cartagena
I did my homework yesterday
He did a great project for the school

9. Other irregular verbs
Other irregular verbs fall into three main categories:
Category
Examples
Verbs which don't change
cut - cut hit - hit fit - fit
Verbs which change their vowel
get - got sit - sat drink – drank
Verbs which change completely
catch - caught bring - brought teach - taught

10. There are many common irregular verbs: Examples:
hit hit
eat ate
grow grew
make made
break broke
go went
take took
see saw
be is was
are were
begin began
fall fell

11. buy - bought fly - flew find - found drink - drank feel - felt
build built
buy - bought
fly - flew
find - found
drink - drank
feel - felt
give - gave
hurt - hurt
leave - left
read - read
run - ran
sing - sang
swim - swam
teach - taught
win - won
write - wrote

12. Negative:
The negative of the Past Simple is formed with didn’t.
Example:
He walked.
He didn’t walk.
I did my homework.
I didn’t do my homework.

13. Questions:
The question in the Past Simple is
formed with did.
Example:
Did you go to work yesterday?
Yes, I did.
No, I didn’t
When did she arrive?
She arrived yesterday