Past Simple Tense - Complete Grammar Reference

Overview

The past simple describes completed actions and events in the past. The action started and finished at a specific or implied past time.

Formation

Affirmative — Regular Verbs

Add -ed to the base form (same for all subjects):

Rule	Base Form	Past Simple
Most verbs: add -ed	work, play, clean	worked, played, cleaned
Ends in -e: add -d	live, arrive, like	lived, arrived, liked
Ends in consonant + -y: change to -ied	study, carry, try	studied, carried, tried
Ends in vowel + -y: add -ed	play, stay, enjoy	played, stayed, enjoyed
Short verb (CVC): double + -ed	stop, plan, drop	stopped, planned, dropped

Affirmative — Irregular Verbs

Irregular verbs have unique past forms that must be memorized:

Base	Past	Base	Past
be	was/were	go	went
have	had	come	came
do	did	make	made
say	said	take	took
get	got	know	knew
see	saw	think	thought
give	gave	find	found
tell	told	become	became
leave	left	feel	felt
put	put	read	read (/red/)
run	ran	keep	kept
begin	began	write	wrote
bring	brought	buy	bought
eat	ate	drink	drank
sit	sat	stand	stood
lose	lost	win	won
speak	spoke	break	broke
teach	taught	catch	caught
spend	spent	send	sent
build	built	drive	drove

Negative

Subject + did not (didn't) + base form (for ALL verbs except "be")

I didn't go to the party.
She didn't see him yesterday.
They didn't know the answer.

For "be": Subject + was/were + not

I wasn't at home.
They weren't happy.

Interrogative

Did + subject + base form? (for ALL verbs except "be")

Did you go to the party?
Did she call you?
What did they say?

For "be": Was/Were + subject?

Were you at home?
Was she happy?

Short Answers

Yes, I did. / No, I didn't.
Yes, she was. / No, she wasn't.

Pronunciation of -ed

Regular past forms have three pronunciations:

Pronunciation	After sounds	Examples
/t/	voiceless sounds (p, k, f, s, sh, ch)	worked, stopped, washed, watched
/d/	voiced sounds (b, g, v, z, m, n, l, r, vowels)	played, lived, cleaned, called
/ɪd/	t or d sounds	wanted, needed, started, decided

Usage

1. Completed Actions at a Specific Time

I visited Rome last summer.
She graduated in 2018.
They moved here three years ago.

2. Completed Actions (Time Implied)

"Who built this house?" (at some point in the past)
Shakespeare wrote many plays.

3. Series of Past Actions

I woke up, had breakfast, and left the house.
She opened the door, walked in, and sat down.

4. Past Habits and States

When I was young, I played football every day.
She lived in France for ten years. (She doesn't anymore.)

5. Past Facts

Dinosaurs lived millions of years ago.
The Roman Empire lasted for centuries.

Common Time Expressions

Yesterday, last night/week/month/year, ago (two days ago, a week ago), in 2010, when I was young, at that time, the other day, once upon a time

Past Simple vs. Present Perfect

Past Simple	Present Perfect
Finished time	Connected to now
I saw her yesterday.	I have seen that movie. (sometime in my life)
She lived there for 5 years. (not anymore)	She has lived there for 5 years. (still lives there)
Did you go to France last year?	Have you ever been to France?

Rule: If you mention WHEN (yesterday, last week, in 2005), use past simple.

Common Mistakes

Using past form after "didn't":
- Wrong: ~~I didn't went.~~
- Correct: I didn't go.
Using "did" with "was/were":
- Wrong: ~~Did you was happy?~~
- Correct: Were you happy?
Forgetting irregular forms:
- Wrong: ~~I goed, she thinked, he buyed~~
- Correct: I went, she thought, he bought
Wrong spelling of regular forms:
- Wrong: ~~stoped, planed, studyed~~
- Correct: stopped, planned, studied

Quick Reference

	Affirmative	Negative	Question
Regular	I worked	I didn't work	Did I work?
Irregular	I went	I didn't go	Did I go?
Be (I/he/she/it)	I was	I wasn't	Was I...?
Be (you/we/they)	They were	They weren't	Were they...?

Past Simple