Grammar Rule in 30 Seconds
Use the Present Perfect to describe a past action that has a direct, visible, or important effect on the present moment.
- Focus on the result, not the time. Example: 'I've lost my keys' (I don't have them now).
- Use 'have' or 'has' plus the past participle. Example: 'She has finished her work' (She is free now).
- Never use specific time words like 'yesterday' or 'last week' with this specific meaning.
Overview
Present Perfect を使う理由なんだ。英語では、単に昔の話をするためだけに過去を語るわけじゃない。なぜ「今」この瞬間がそうなっているのかを説明するために過去を持ち出すことがよくある。いわば「過去」と「今」をつなぐ架け橋。あるいは「で、今は？」っていうテンス（時制）だと考えてみて。「鍵をなくした（I lost my keys）」と言うのは、ただの悲しい過去の出来事。でも、「鍵をなくしてしまった（I have lost my keys）」と言えば、今なんで雨の中で情けない顔をして外に立っているのか、その理由を伝えていることになる。完了したアクションを、現在の結果に結びつけているんだ。前のエピソードが今のエピソードに直接影響する、Netflixのクリフハンガーみたいなものだね。How This Grammar Works
Past Simple（過去形）に戻らなきゃいけない。 Present Perfect は日付や時間にシャイなんだ。それよりも、物事の「ステータス（状態）」にフォーカスするのを好むよ。仕事は終わった？窓は割れている？Uberは到着した？これらはすべて、アクションが起きたのは数分前や数時間前かもしれないけれど、現在の状態についての質問なんだ。デリバリーアプリの状況をチェックするのと似ているね。料理が「ピックアップされた（has been picked up）」――だから今、お皿の準備をしているってわけ。
Formation Pattern
I, You, We, They, He, She, または It。
have か has を足す。 has を使うのは三人称（ He, She, It ）のときだけ。それ以外は全部 have だよ。
Past Participle （過去分詞：3番目の形）を足す。規則動詞なら末尾に -ed をつけるだけ（ worked や played みたいに）。不規則動詞の場合は…まあ、頑張って覚えるしかないね。ごめん、僕がルールを作ったわけじゃないんだ！
I have は I've に、 She has は She's になるよ。
I have lost my phone. | 今は持っていないんだ。
She hasn't finished the report. | レポートはまだ未完成だよ。
Have they arrived yet? | 彼らはもう着いたかな？
Yes, I have. / No, she hasn't. | シンプルな確認だね。
When To Use It
- 即座の結果: スマホを落として画面がバキバキ。「スマホを壊しちゃった！（I've broken my phone!）」（結果：今、壊れている）。
- 最近のニュース: 仕事の内定をもらったばかり。「仕事が決まったよ！（I've got the job!）」（結果：今、雇われている）。
- 終わっていない期間:
today,this week,this monthといった言葉を含む場合。「今日はコーヒーを3杯飲んだ（I've drank three coffees today）」（一日はまだ終わっていないし、たぶんカフェインで手が震えているはず）。 - 人生の経験（今までのところ）: 人生でやってきたことで、その「結果」が今の知識や思い出になっていること。「その映画は3回見たことがある（I've seen that movie three times）」。
- 時間の経過による変化: 「すごく大きくなったね！（You've grown so much!）」（結果：前より背が高くなっている）。
Common Mistakes
- タイム・トラップ:
Present Perfectを具体的な過去の時間と一緒に使っちゃダメ。「昨日彼に会った（I have seen him yesterday）」とは言えないんだ。これは靴下にサンダルを履くようなもの――技術的には可能だけど、社会的には痛々しいよね。具体的な時間にはPast Simpleを使おう。「昨日彼に会ったよ（I saw him yesterday）」。 - 「Has」嫌い:
He/She/Itのときにhasに切り替えるのを忘れちゃうこと。「彼女は終わらせた（She have finished）」と言うのは、バッテリー切れのロボットみたいに聞こえる。三人称単数のカテゴリーには必ずhasを使おう。 - 分詞パニック:
Past Participleの代わりにPast Simpleを使ってしまうこと。「行ってしまった（I have went）」はよくある間違い。正しくはI have goneだよ。自信がないときは、動詞の「3つの形」をググってみて。 - 使いすぎ: すべての過去のアクションにこれを使わないこと。子供の頃の長い話をするなら、ずっと
Past Simpleでいよう。Present Perfectはニュースや結果のためのものであって、2012年の夏休みの思い出を語るためのものじゃないんだ。
Contrast With Similar Patterns
Past Simple だ。 Past Simple は行き止まりだと考えてみて。それは起きたことで、もう終わり。歴史の墓場に埋められているんだ。「2015年に鍵をなくした（I lost my keys in 2015）」。だから何？それはただの豆知識だ。でも Present Perfect は生きている。「鍵をなくしちゃった（I have lost my keys）」は、今締め出されていて、庭で寝なきゃいけないかもしれないって意味なんだ。Present Perfect Continuous （ I have been working ）。期間やプロセスを強調したいときには進行形バージョンを使うよ。「3時間ずっと掃除しているんだ（I've been cleaning for three hours）」（もうヘトヘト）。「完了」や「結果」にはシンプルな Present Perfect を使う。「キッチンを掃除したよ（I've cleaned the kitchen）」（見て、こんなにピカピカだよ！）。完成品を自慢したいなら、今学習している結果重視のバージョンを使おう。Quick FAQ
これと一緒に just を使ってもいい？
もちろん！「ちょうど終わったところ（I've just finished）」は、結果がホヤホヤであることを強調できる。YouTubeのサムネイルにある「New」タグみたいなものだね。
yet と already は？
これらは Present Perfect の親友だよ。 already は予想より早く起きたこと。 yet は待っていることに対して使う。「もう食べたよ（I've already eaten）」 vs 「郵便はもう届いた？（Has the mail arrived yet?）」。
アメリカ英語とイギリス英語で違うの？
いいところに気づいたね！アメリカ人は、イギリス人が Present Perfect （ I've already eaten ）を使う場面で、よく Past Simple （ I ate already ）を使うんだ。Zoomの面接ならどちらでも大丈夫だけど、完了形バージョンのほうが少しプロフェッショナルに聞こえるよ。
SNSのキャプションに使える？
イエス！「ついに新しいアパートに引っ越したよ！（I've finally moved into my new apartment!）」は定番のインスタ・キャプションだ。過去の荷造りのストレスと、今のクールなリビングルームを結びつけてくれるよ。
Present Perfect Conjugation
| Subject | Auxiliary | Past Participle | Example |
|---|---|---|---|
|
I
|
have
|
finished
|
I have finished.
|
|
You
|
have
|
lost
|
You have lost it.
|
|
He
|
has
|
gone
|
He has gone.
|
|
She
|
has
|
broken
|
She has broken it.
|
|
It
|
has
|
rained
|
It has rained.
|
|
We
|
have
|
arrived
|
We have arrived.
|
|
They
|
have
|
cleaned
|
They have cleaned.
|
Common Contractions
| Full Form | Contraction | Pronunciation Note |
|---|---|---|
|
I have
|
I've
|
Rhymes with 'five'
|
|
You have
|
You've
|
Rhymes with 'move'
|
|
He has
|
He's
|
Sounds like 'heez'
|
|
She has
|
She's
|
Sounds like 'sheez'
|
|
It has
|
It's
|
Sounds like 'its'
|
|
We have
|
We've
|
Rhymes with 'sleeve'
|
|
They have
|
They've
|
Rhymes with 'save'
|
Meanings
The Present Perfect is used to describe an action that happened at an unspecified time in the past, but the focus is entirely on the state or consequence that exists in the present.
Visible Results
Actions that happened recently and the physical evidence is still visible.
“It has rained. (The ground is still wet.)”
“He has washed the car. (The car is shiny now.)”
Possession/Loss
Changes in ownership or location that affect current availability.
“I've lost my wallet. (I don't have it now.)”
“Someone has taken my seat. (I have nowhere to sit.)”
Information/News
Announcing something that has just happened which changes the current situation.
“The taxi has arrived. (It is waiting outside.)”
“The President has resigned. (The office is now vacant.)”
Completed Tasks
Finishing an action that grants a new status or freedom in the present.
“I've finished my homework. (I can go out now.)”
“She has passed her exam. (She is now a qualified driver.)”
Reference Table
| 主語 | 助動詞 | 本動詞 (過去分詞) | 例文 |
|---|---|---|---|
|
I
|
have ('ve)
|
done
|
I've done my homework.
|
|
You
|
have ('ve)
|
seen
|
You've seen this before.
|
|
He
|
has ('s)
|
broken
|
He's broken his phone.
|
|
She
|
has ('s)
|
finished
|
She's finished her report.
|
|
It
|
has ('s)
|
started
|
It's started to rain.
|
|
We
|
have ('ve)
|
eaten
|
We've eaten too much.
|
|
They
|
have ('ve)
|
arrived
|
They've arrived safely.
|
フォーマル度スペクトル
I am pleased to inform you that the report has been finalized. (Workplace)
I have finished the report. (Workplace)
I've done the report. (Workplace)
Report's sorted. (Workplace)
現在完了形：今の結果につながる行動
核心となる考え
- 過去の行動 Completed in the past
- 今の結果 Impacts 'now'
主な使い方
- 「なぜ今？」の説明 Why are you tired? (I've studied)
- 直後の影響 The pizza has arrived!
使ってはいけないもの
- 特定の過去の時間 yesterday, last week
現在完了形 vs 過去形（結果に注目する場合）
時制の選び方：過去の行動から今の結果へ
その行動は過去に起きましたか？
その過去の行動は、今現在に明確で関連のある結果をもたらしていますか？
yesterday や last year など、特定の過去の時間を言いましたか？
現在完了形：結果のカテゴリー
身体的な状態
- • I've cut my finger.
- • The window has broken.
現在のステータス
- • She's finished her work.
- • We've booked the flights.
感情の状態
- • He's heard bad news.
- • I've lost my pet.
状況・都合
- • They've already eaten.
- • The train has left.
レベル別の例文
I have finished my lunch.
I have finished my lunch.
She has lost her book.
She has lost her book.
We have washed the car.
We have washed the car.
They have gone home.
They have gone home.
I've just seen a ghost!
I've just seen a ghost!
Has the bus arrived yet?
Has the bus arrived yet?
He hasn't done his homework.
He hasn't done his homework.
We've already bought the tickets.
We've already bought the tickets.
The elevator has broken down, so we have to take the stairs.
The elevator has broken down, so we have to take the stairs.
I've forgotten my password, so I can't log in.
I've forgotten my password, so I can't log in.
Someone has spilled coffee on my new rug!
Someone has spilled coffee on my new rug!
Prices have gone up recently.
Prices have gone up recently.
The company has recently undergone a major restructuring.
The company has recently undergone a major restructuring.
I've misplaced my glasses; have you seen them anywhere?
I've misplaced my glasses; have you seen them anywhere?
The government has announced new measures to tackle inflation.
The government has announced new measures to tackle inflation.
She's clearly been crying; her eyes are all red.
She's clearly been crying; her eyes are all red.
The recent surge in interest rates has effectively stalled the housing market.
The recent surge in interest rates has effectively stalled the housing market.
Scientific consensus has shifted significantly on this issue over the last decade.
Scientific consensus has shifted significantly on this issue over the last decade.
The witness has provided a statement that contradicts the previous evidence.
The witness has provided a statement that contradicts the previous evidence.
I've come to the conclusion that we need a completely different approach.
I've come to the conclusion that we need a completely different approach.
The sheer audacity of his claims has left the committee utterly speechless.
The sheer audacity of his claims has left the committee utterly speechless.
Centuries of erosion have carved deep canyons into the plateau.
Centuries of erosion have carved deep canyons into the plateau.
The poet has masterfully captured the ephemeral nature of youth.
The poet has masterfully captured the ephemeral nature of youth.
A series of unfortunate events has culminated in the present crisis.
A series of unfortunate events has culminated in the present crisis.
間違えやすい
Learners often use Present Perfect when a specific time is mentioned, or Past Simple when the result is the focus.
Both connect past to present, but one focuses on the result (Perfect) and the other on the duration (Continuous).
Learners use Present Simple to describe a current state that was caused by a past action.
よくある間違い
I have see that movie.
I have seen that movie.
He have finished.
He has finished.
I've lost my keys yesterday.
I lost my keys yesterday.
I am finished my work.
I have finished my work.
I have just finish.
I have just finished.
Did you have seen my cat?
Have you seen my cat?
I haven't saw him.
I haven't seen him.
He has gone to Italy three times.
He has been to Italy three times.
I have lived here since two years.
I have lived here for two years.
The mail has arrived at 10 AM.
The mail arrived at 10 AM.
It's the first time I'm seeing this.
It's the first time I've seen this.
文型パターン
I've ___ my ___, so I can't ___.
Look! Someone has ___ the ___.
The ___ has ___, so the ___ is ___.
Real World Usage
I've just parked the car, see you in 2 mins!
I have managed teams of up to twenty people.
The Prime Minister has just announced his resignation.
Your rider has picked up your order!
Flight BA123 has been delayed by two hours.
We've finally moved into our new apartment! 🏠
「だから何？」を考えてみて
特定の過去の言葉はNG
不規則動詞を味方にしよう
もっと自然に聞こえるコツ
The pizza has arrived!と言えば、みんなで食べようという合図になります。
短縮形は友達です
Smart Tips
Use the Present Perfect to show the cause. It sounds more like an explanation than just a story.
Always use 'has/have' + V3 to describe what happened to cause that mess.
Place 'already' between 'have' and the verb, and 'yet' at the very end.
Ask yourself: 'Does this matter right now?' If yes, use Present Perfect.
発音
Weak form of 'have'
In natural speech, 'have' is often reduced to /əv/ or just /v/.
The 's' in 'has'
When contracting 'has', it sounds like /z/ after voiced sounds (He's gone -> /hiːz/) and /s/ after unvoiced sounds (It's rained -> /ɪts/).
Result Emphasis
I've LOST my KEYS! (Rising on 'lost', falling on 'keys')
Conveys frustration or urgency regarding the present result.
暗記しよう
記憶術
Remember: 'Have' + 'Done' = 'Result is here'. If you can see the result, the Present Perfect is the best fit!
視覚的連想
Imagine a bridge where the left side is 'Yesterday' and the right side is 'Today'. The Present Perfect is a person standing in the middle, holding hands with both sides.
Rhyme
If the result is what you see, use 'have' and 'has' with the third degree (V3)!
Story
Imagine you walk into your kitchen. The floor is wet. You don't see your roommate washing it, but the result is clear. You say: 'He has washed the floor!' The action is over, but the water is still there.
Word Web
チャレンジ
Look around your room. Find three things that have changed recently. Say them out loud: 'I have opened the window,' 'I have finished my coffee,' etc.
文化メモ
British speakers are much more likely to use the Present Perfect for recent actions with present results. If a Brit loses their keys, they almost always say 'I've lost my keys.'
American speakers often use the Past Simple in situations where the result is present, especially with 'just', 'already', and 'yet'. This is perfectly acceptable in US English.
Similar to British English, Australians use the Present Perfect frequently for news and results, but often with a very relaxed pronunciation of the auxiliary 'have'.
The Present Perfect in English evolved from a possessive construction. In Old English, 'I have found the keys' originally meant 'I possess the keys (which are) found.'
会話のきっかけ
Have you seen any good movies lately?
You look happy! Has something good happened?
Have you ever lost something really important?
What's the most interesting place you've been to?
日記のテーマ
よくある間違い
Test Yourself
Score: /3
練習問題
8 exercisesI can't get into my house because I ___ my keys.
Look! It ___ (stop) raining. Let's go for a walk.
Find and fix the mistake:
I have seen that movie last night.
The taxi is here. (arrive)
1. I've cut my finger. / 2. I've washed my hair. / 3. I've lost my glasses.
___ your homework yet?
Where is Sarah? She ___ (go) to the supermarket.
Find and fix the mistake:
Somebody has broke the window!
Score: /8
Practice Bank
12 exercisesThe power is out. Someone ___ the electricity pole.
I can't come out; I didn't finish my homework yet.
Choose the correct sentence:
Translate into English: '荷物がちょうど届いたところです。'
Arrange these words into a sentence:
Match the subjects with the correct form:
My phone is dead because I ___ to charge it.
We visited Paris last year, and we have loved it.
Choose the correct sentence:
Translate into English: 'レポートが終わったので、リラックスできます。'
Arrange these words into a question:
Match the sentence beginnings with their endings:
Score: /12
よくある質問 (8)
In American English, yes (`I just saw him`). In British English, it is much more common to use the Present Perfect (`I've just seen him`).
`He has been to London` means he went and came back. `He has gone to London` means he is still there.
Because the Present Perfect is a 'present' tense. 'Yesterday' is a finished past time. They don't mix in English logic.
Yes! `I have lived here for ten years` is a result of moving here in the past and still being here now.
Unfortunately, you have to memorize them. Common ones for results are `lost`, `broken`, `gone`, `forgotten`, and `taken`.
Not always. It can be a mental result, like `I've forgotten your name`. You can't 'see' it, but the result is that I don't know your name now.
Yes, as long as the result is still true. `The Earth has cooled down since its formation.`
Using the Past Simple when you want to emphasize that something is still relevant now, or vice versa.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Pretérito Perfecto Compuesto
Spanish allows the perfect tense with some time markers that English forbids.
Passé Composé
French uses Passé Composé for all past actions, even with specific times like 'yesterday'.
Perfekt
German Perfekt is used for finished past events with specific times.
~te iru / ~ta
Japanese focuses more on the current state (is broken) than the link to the past action.
Qad + Past Verb
Arabic uses a particle rather than an auxiliary verb like 'have'.
Le (了)
Chinese has no verb conjugation; it relies entirely on particles and context.
Learning Path
Prerequisites
Learn These First
関連動画
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