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Chapter V · Verb tenses
Past Participle
A piece, not a tense
GoalBy the end you will know why regular verbs hide this piece from you, how to tell when a sentence needs it, how the irregular ones group together, and you will never say “I have went” again.
The problem: the invisible column
Every other page in this section explains a tense. This one doesn’t. The participle is a piece of the verb, and on its own it doesn’t say when anything happened: eaten, gone, written — none of them is a sentence.
But without it you cannot build the present perfect, the past perfect or the passive voice. And there is a reason why it is easy to get wrong. Look:
| Past simple | With have |
|---|---|
| I worked yesterday. | I have worked a lot. |
| I ate yesterday. | I have eaten a lot. |
With work, the word after have is the same as the past: worked and worked. With eat they separate: ate and eaten.
Most of the English you learn at the start uses regular verbs, and in those the third form can’t be seen. So it is easy to conclude that English verbs have two forms. Then an irregular verb comes along, you reach for the form you know — the past — and out comes one of the most common mistakes with the perfect tenses:
She has went home.·I have ate.·Have you saw it?
The key idea: what comes in front of it?
Every English verb has three main forms, always in this order:
1. base2. past3. participle
| 1. base | 2. past | 3. participle |
|---|---|---|
| eat | ate | eaten |
| write | wrote | written |
| work | worked | worked |
Form 2 is a verb on its own: it is the whole verb of the sentence, and it already says “past”. Form 3 never stands alone. It always has something in front of it that does the work of time and person. In each row below, what is in front changes, but the piece stays the same:
| Sentence | In front of it… |
|---|---|
| I have written to her. | have |
| I had already written the email. | had |
| You should have written it. | should have |
| It was written in 1605. | was |
| a written exam | nothing: it is an adjective, before a noun |
How it is built: a piece that never moves
With regular verbs there is nothing new to learn. Form 3 is the same -ed as form 2, with the same spelling and the same pronunciation you saw in chapter III:
live → lived → lived · study → studied → studied · stop → stopped → stopped
Most English verbs are regular, and for all of them you already know the participle.
And the piece never changes. Not for the person, not for the number, not for the time: all of that is carried by what comes in front of it.
| In front | Participle | Example |
|---|---|---|
| I / you / we / they | eaten | They have eaten. |
| he / she / it | eaten | She has eaten. |
| past | eaten | We had eaten. |
| passive voice | eaten | The arepas were eaten. |
So it never takes a plural -s — “the letters were written” — and never the -s of he / she / it: that goes on has. She has worked, never “she have works”.
Irregular verbs: the old -en
In chapter III you saw why irregular verbs exist: they are the oldest and most used verbs, the ones that never switched to -ed. Their participles have the same history, and they come with a clue.
Those old verbs, the ones that never took -ed, made their participle with -en. It is an ending English shares with German, which still keeps it: essen → gegessen, schreiben → geschrieben, geben → gegeben. English kept it in many of its oldest verbs — eaten, written, given — and that is why it is the biggest group in the table.
Look at them by pattern, never as a column:
| Pattern | Examples |
|---|---|
| End in -en / -n | eat → ate → eaten · write → wrote → written · give → gave → given · take → took → taken · speak → spoke → spoken · break → broke → broken · forget → forgot → forgotten · see → saw → seen · know → knew → known · fall → fell → fallen · go → went → gone · do → did → done |
| i → a → u | begin → began → begun · drink → drank → drunk · sing → sang → sung · swim → swam → swum · ring → rang → rung |
| Same as the past | have → had · make → made · say → said · buy → bought · think → thought · bring → brought · find → found · feel → felt · leave → left · send → sent · tell → told · get → got |
| All three the same | cut · put · hit · hurt · let · cost · read (spelt the same, but the past and the participle sound /red/) |
| Back to the base | come → came → come · become → became → become · run → ran → run |
| One of its own | be → was / were → been |
Look at the i → a → u group: in chapter III you saw half of it, swim → swam. The participle adds the third vowel: swum. And the back to the base group is the one that surprises people most: I have come, she has run — never “I have came”.
Where the piece goes
You saw the places in the table of the key idea. Here they are in the order you will meet them in the course, all with the same piece:
“I have eaten.” What has happened to you and still counts now.
“I had eaten before you arrived.” What happened before another past.
“You should have eaten.” What should, could or must have happened.
“The arepas were eaten in five minutes.” What happens to something, whoever did it.
“a broken phone” · “a closed door”.
Each of these uses has its own chapter, and you don’t need to learn them here. What matters is that all five use the same piece: what comes in front changes, and the participle stays where it is.

Common mistakes
Nearly all of them come from using the wrong piece.
Common mistake
She has went home.
She has gone home.
This is the mistake. went is form 2, a verb that stands alone. After has you need the participle: gone.
Common mistake
I seen it.
I've seen it. / I saw it.
The participle on its own is not a sentence: it needs something in front of it. Either add the auxiliary (I’ve seen it) or use the past (I saw it).
Common mistake
The church built in 1700.
The church was built in 1700.
Without was, the sentence says that the church built something. When something has an action done to it, English uses was + form 3.
Check you understood
Don’t look back up. Answer out loud, then tap the question.
Check
Tap a question to see its answer.
Why do you never notice that work has a third form?
Because it is regular: its past and its participle are identical, worked and worked. The third form exists, but you can't tell it apart.
What test tells you whether to use saw or seen?
Look at what comes in front. With have, had, a modal + have or be in front, it is form 3: seen. With nothing in front, form 2: saw.
What is wrong with "She has wrote the letter"?
Wrote is form 2. After has you need form 3: "She has written the letter."
Say the three forms of go, be, come and swim.
go → went → gone · be → was/were → been · come → came → come · swim → swam → swum.
Why can't a participle make a sentence on its own, as in "I seen it"?
Because it carries no time. Something in front of it — have, had, was — has to place it. Without that, use the past: I saw it.
Is "is" in front always a sign of form 3?
No. When the word after it ends in -ing, it is a continuous tense: "She is sleeping". The test chooses between form 2 and form 3 only.
Practice
Out loud
Turn each note into a full sentence. Watch the third form of the irregular verbs.
- Ialreadyhaveeat
- shehavegohome
- ?youhaveseemy keys
- wehadeatbefore the film
- Ineverhaveswimin the sea
- theyhavebuya car
- youshould havecome
- Ihaveforgetyour name
- the filmalreadyhavebegin
- shehavedrinktoo much coffee
- the bookwaswritein 1605
- the housewasbuildin 1950
- my phoneisbreak
- Iseeheryesterday
Show answers
- I've already eaten.
- She has gone home.
- Have you seen my keys?
- We had eaten before the film.
- I've never swum in the sea.
- They have bought a car.
- You should have come.
- I've forgotten your name.
- The film has already begun. (Also: has already started.)
- She has drunk too much coffee.
- The book was written in 1605.
- The house was built in 1950.
- My phone is broken.
- I saw her yesterday.
In writing
Write form 3 of the verb in brackets.
Answer first, then tap "Show answer".
- Have you ever sushi?(eat)
Show answer
Have you ever eaten sushi?
- She has three books.(write)
Show answer
She has written three books.
- I had never the sea before.(see)
Show answer
I had never seen the sea before.
- We have here since 2019.(live)
Show answer
We have lived here since 2019.
- This bridge was in 1890.(build)
Show answer
This bridge was built in 1890.
- You should have me.(tell)
Show answer
You should have told me.
- The glass is .(break)
Show answer
The glass is broken.
- They have just home.(come)
Show answer
They have just come home.
And now with no help — write the whole sentence:
Write it
A full sentence for each situation, with no hints. For each verb, look at what comes in front of it.
Answer first, then tap "Show answer".
- Your sister left for work, and she is there now. →
Show answer
She has gone to work.
- You and your friend got the tickets before the day of the concert. Say it with had. →
Show answer
We had bought the tickets before.
- Workers finished that bridge in 1950. Say it about the bridge. →
Show answer
That bridge was built in 1950.
- Your friend didn't phone you, and you wish they had. Use should. →
Show answer
You should have called me.
- In your whole life, snow is something you have never seen. →
Show answer
I've never seen snow.
- You saw your old teacher in the street yesterday. →
Show answer
I saw my old teacher in the street yesterday.
- Nobody could get in: someone had closed the door. Describe the door. →
Show answer
The door was closed.






