DID / DIDN'T PAST SIMPLE

NEGATIVE SENTENCES IN PAST SIMPLE.

We use didn't (did not) to make a negative sentence in the past tense.
This is for regular AND irregular verbs.
Except TO BE and MODAL verbs.

Compare:
Present: They don't live in Canada.
Pas: They didn't live in Canada.

Present: He doesn't speak Spanish.
Past: He didn't speak Spanish.

Examples of negative sentences in the past tense.

I didn't want togo to the dentist.
You didn't have time.
He didn't close the door.
She didn't come to my party.
We didn't study English.

Questions in the past time.

We use did to make a question in the past tense.
This is for regular regular AND irregular verbs.

Did he go to the beach?
Did they work on Sunday?
Did you eat my cake?

COMPARE:

AFFIRMATIVE  FORM	NEGATIVE FORM	INTERROGATIVE FORM
I lived	I did not live	Did I live?
You lived	You didn't live	Did you live?
He/she/it lived	He/she/it didn't live	Did he/she/it live?
We lived	We didn't live	Did we live?
You lived	You didn't live	Did you live?
They lived	They didn't live	Did they live?

       -did not = didn't ( short form)                -ed disappears at the negative and interrogative form 

ACTIVITIES:

ACTIVITY 1

ACTIVITY 2

DID / DIDN'T PAST SIMPLE

NEGATIVE SENTENCES IN PAST SIMPLE.

We use didn't (did not) to make a negative sentence in the past tense.
This is for regular AND irregular verbs.
Except TO BE and MODAL verbs.

Compare:
Present: They don't live in Canada.
Pas: They didn't live in Canada.

Present: He doesn't speak Spanish.
Past: He didn't speak Spanish.

Examples of negative sentences in the past tense.

I didn't want togo to the dentist.
You didn't have time.
He didn't close the door.
She didn't come to my party.
We didn't study English.

Questions in the past time.

We use did to make a question in the past tense.
This is for regular regular AND irregular verbs.

Did he go to the beach?
Did they work on Sunday?
Did you eat my cake?

COMPARE:

AFFIRMATIVE  FORM	NEGATIVE FORM	INTERROGATIVE FORM
I lived	I did not live	Did I live?
You lived	You didn't live	Did you live?
He/she/it lived	He/she/it didn't live	Did he/she/it live?
We lived	We didn't live	Did we live?
You lived	You didn't live	Did you live?
They lived	They didn't live	Did they live?

       -did not = didn't ( short form)                -ed disappears at the negative and interrogative form 

ACTIVITIES:

ACTIVITY 1

ACTIVITY 2

SIMPLE PAST / REGULAR VERBS

The simple past is used to describe an action that ocurred and was completed in the past.
The simple past is formed adding -ED to the base form of the verb (infinitive without to).

Base form + ED = SIMPLE PAST

walk------walked
play ------played
push------pushed
greet-----greeted
watch----watched

The simple past of regular verbs is very easy. It is the same for all persons, here are example sentences of the simple past with the verb study.
I studied
You studied
He studied
She  studied
It studied
We  studied
You studied
They studied

For regular verbs ending in the vowel -E add -D

Hate----hated
Seize ---seized
Hope---hoped
Tie-----tied
Free---freed

For regular verbs ending in a vowel other than -E add -ED

Ski----skied
Echo--echoed

EXCEPTIONS: THE VERBS GO AND DO ARE IRREGULARS

For regular verbs ending in a vowel + Y, add -ED.

Play-----played
Decay---decayed
Enjoy---enjoyed

For regular verbs that end in a consonant and -Y, change the -Y to -I and add -ED.

Cry----cried
Dirty---dirtied

EXCEPTION: FLY IS IRREGULAR.

For regular verbs ending in a CONSONANT + VOWEL + CONSONANT, dobble the final consonant before addding -ED.

Plan--planned
strep--strepped
dam---dammed

ACTIVITIES:

ACTIVITY 1 
ACTIVITY 2
ACTIVITY 3