Grammar Rule in 30 Seconds
Use Past Simple for finished actions at a specific time; use Present Perfect for life experiences or actions connected to now.
- Use Past Simple with specific time markers like 'yesterday' or 'in 2010'. Example: 'I saw him yesterday.'
- Use Present Perfect for experiences without a specific time. Example: 'I have seen that movie.'
- Use Present Perfect for actions that started in the past and continue now. Example: 'I have lived here for years.'
Overview
I posted（過去形）とI have posted（現在完了形）のどちらを選ぶかは、まるで罠のように感じられるかもしれません。これは英語学習者にとって最も一般的な悩みです。一方は「終わって死んだもの」のように感じられ、もう一方は「生きていて今とつながっている」ように感じられます。Simple Past（過去形）は閉まったドアです。Present Perfect（現在完了形）は架け橋です。過去にとどまった出来事にはSimple Pastを使い、今日でも重要な出来事にはPresent Perfectを使います。Simple Pastを歴史の教科書、Present Perfectをライブニュースのフィードだと考えてください。I lost my keys（鍵を失くした）と言えば、それは単なる過去の話です。でもI have lost my keysと言えば、あなたはおそらく今ドアの前に立っていて、中に入れない状態でしょう。この選択が、あなたの1日がどのように伝わるかを変えます。写真のフィルターを選ぶようなものです。一方はその瞬間を映し、もう一方はその雰囲気（現在への影響）を映します。二度と間違えないようにしましょう。How This Grammar Works
I have visited Paris（パリに行ったことがある）は、パリがあなたのスーツケースに入っていることを意味します。いつ行ったかは重要ではありません。ただ今その経験を持っているということです。しかし、先週の火曜日に乗った飛行機について話すなら、Simple Pastを使いましょう。そのフライトは終わりました。もうスーツケースには入っていません。カレンダー上の特定の点です。Simple Pastには「いつ」が必要です。Present Perfectは特定の「いつ」を嫌います。「何を」「何回」したかを好みます。時計ではなく、結果が重要です。友達にI have seen that movie（その映画を見たよ）と言えば、それについて話す準備ができているということです。もしI saw it yesterdayと言えば、単にスケジュールを報告しているだけです。Present Perfectは社交的で関連性があり、Simple Pastは事実的で距離があります。
Formation Pattern
-edを付けるだけです。I walked。
I went。
have または has + 過去分詞（V3）を使います。
he、she、itにはhasを使います。
I、you、we、they）にはhaveを使います。
-edで終わります。I have walked。
I have gone。
did not + 原形を使います。I didn't go。
have/has not + V3を使います。I haven't gone。
Didで始まります。Did you go?。
Have/Hasで始まります。Have you gone?。
When To Use It
yesterday（昨日）やlast week（先週）のような「タイムスタンプ」があるときは、Simple Pastを使います。時間が終わっていれば、動詞も終わっています。I finished my homework at 10 PM（午後10時に宿題を終えた）は、終わった行動です。today（今日）やthis week（今週）のように、まだ続いている時間にはPresent Perfectを使います。I have finished three tasks today（今日タスクを3つ終えた）は、まだ増える可能性があることを意味します！また、人生の経験にも使います。I have traveled to Tokyo（東京に行ったことがある）は、いつかは言いませんが、世界中を旅していることを知ってほしいときに使います。また、今見える結果がある最近の行動にも使います。I've cut my finger（指を切っちゃった）。見て、今血が出ているでしょう！もしI cut my fingerと言ったら、「それいつの話？1995年？」と聞かれるかもしれません。過去に始まって今も続いていることにも使います。I have lived here for five years（ここに5年住んでいる）。今も住んでいます。もしI lived there for five yearsと言ったら、もう引っ越したことを意味します。Present Perfectは「まだ」「もう」のため、Simple Pastは「終わった」「去った」のためです。
Common Mistakes
I have seen him yesterdayと言ってはいけません。マトリックスのバグのように聞こえます。単純にI saw him yesterdayと言いましょう。別の間違いは、助動詞have/hasを忘れることです。I seen thatと言う人がいますが、ダメです。I have seen itかI saw itです。動詞の形を間違えるのもよくあります。I have wentは間違いで、I have goneが正解です。been（行ったことがある）とgone（行ってしまった）の違いにも注意しましょう。He has gone to Londonはまだそこにいることを意味し、He has been to Londonは行って帰ってきたことを意味します。since（〜から）とfor（〜の間）にも気をつけましょう。開始点にはsince（since Monday）、期間にはfor（for three days）を使います。I have worked here since three daysとは言わないでください。Contrast With Similar Patterns
The phone rang、Past Continuousは背景のシーンI was sleepingです。一方が他方を遮ります。Simple Past vs. Past Perfect: Past Perfectは「過去の過去」です。I had already eaten when they arrived（彼らが着いたとき、私はすでに食べていた）。Present Perfect vs.I have painted the wall（壁を塗り終えた、綺麗になった）。Present Perfect Continuousはプロセスに注目します。I have been painting the wall（壁をずっと塗っている、今もペンキまみれだ）。Simple Pastは写真のようなもの。Present Perfectは今も再生されているビデオのようなものです。Quick FAQ
just（たった今）と一緒にPresent Perfectを使えますか？
はい！I have just finishedは、数秒前に起きたことを意味します。
I'veはI haveと同じですか？
はい、その方が自然に聞こえます。チャットでは短縮形を使いましょう。
正確な時間がわからない場合は？
Present Perfectを使いましょう。一般的なニュースを伝えるには安全な選択です。
アメリカ人はPresent Perfectをあまり使いませんか？
少しだけ。アメリカ人はよくI already ateと言いますが、イギリス人はI've already eatenと言います。どちらも大丈夫です！
不規則動詞はどうやって覚えればいいですか？
音でグループ化しましょう。Sing/sang/sungのように。効果的です！
人生の経験にSimple Pastを使ってもいいですか？
「いつ」を加えるならOKです。I went to Japan in 2018。
なぜこんなに難しいのですか？
あなたの脳は1つの「過去形」を求めているのに、英語は余計なことをしたがるからです。
I've lived here since 2010と言えますか？
はい、今もそこに住んでいるという意味になります。
Past Simple vs. Present Perfect (Regular Verb: Work)
| Person | Past Simple (Affirmative) | Present Perfect (Affirmative) | Past Simple (Negative) |
|---|---|---|---|
|
I
|
worked
|
have worked
|
did not work
|
|
You
|
worked
|
have worked
|
did not work
|
|
He/She/It
|
worked
|
has worked
|
did not work
|
|
We
|
worked
|
have worked
|
did not work
|
|
They
|
worked
|
have worked
|
did not work
|
Present Perfect Contractions
| Full Form | Contraction | Negative Contraction |
|---|---|---|
|
I have
|
I've
|
I haven't
|
|
You have
|
You've
|
You haven't
|
|
He has
|
He's
|
He hasn't
|
|
She has
|
She's
|
She hasn't
|
|
It has
|
It's
|
It hasn't
|
|
We have
|
We've
|
We haven't
|
|
They have
|
They've
|
They haven't
|
Meanings
The choice between these tenses depends on whether the speaker views the action as a completed event in a finished time period or as an event with relevance to the present moment.
Specific Past Event
Actions completed at a known, finished time in the past.
“We visited Paris in 2019.”
“Did you call her an hour ago?”
Life Experience
Actions that happened at some point in a person's life, where the exact time is not important.
“I have been to Japan three times.”
“Have you ever eaten snails?”
Unfinished Duration
An action that started in the past and is still true or happening now.
“I have worked here since June.”
“They have been married for twenty years.”
Recent Action with Present Result
A very recent event that changes the current situation.
“I've cut my finger!”
“The taxi has arrived.”
Reference Table
| 時制 | 形 | 主な意味 | 時間の焦点 | 例 |
|---|---|---|---|---|
|
単純過去形
|
動詞 + -ed / 不規則動詞 (V2)
|
終わった行動、特定の過去の時
|
過去の特定の時点（例：「昨日」）
|
I `saw` him `last night`.
|
|
現在完了形
|
have/has + 動詞の過去分詞 (V3)
|
今に影響する行動、または特定の時ではない行動
|
特定されていない過去、または今に続いている期間（例：「これまでに」「まだ」）
|
I `have seen` that movie.
|
|
単純過去形
|
主語 + 動詞の過去形 (V2)
|
過去の出来事の連続
|
終わった瞬間が連続する時
|
He `woke up`, `ate`, and `left`.
|
|
現在完了形
|
主語 + have/has + 動詞の過去分詞 (V3)
|
経験、人生の出来事
|
現在までのいつでも
|
She `has never tried` sushi.
|
|
単純過去形
|
主語 + 動詞の過去形 (V2)
|
過去の習慣・状態（今は違う）
|
終わった過去の期間
|
We `lived` there `for 10 years` (and moved).
|
|
現在完了形
|
主語 + have/has + 動詞の過去分詞 (V3)
|
現在まで続く期間
|
過去から現在まで（「～の間」「～以来」）
|
We `have lived` here `for 10 years` (still living).
|
フォーマル度スペクトル
Have you ever had the opportunity to visit Paris? (Travel conversation)
Have you ever been to Paris? (Travel conversation)
Ever been to Paris? (Travel conversation)
You been to Paris yet? (Travel conversation)
過去の行動：単純過去形と現在完了形
単純過去形
- 特定の時 Yesterday, last week, in 2020
- 終わった行動 A story with a clear end
- 形 Verb + -ed / Irregular V2
現在完了形
- 特定されていない時 Ever, never, already, yet
- 今への結果 Action impacts now
- 継続する行動 Since, for (started in past, continues now)
- 形 Have/has + Past Participle (V3)
単純過去形 vs 現在完了形：主な違い
過去の時制の選び方：単純過去形か現在完了形か？
特定の終わった時間（例：「yesterday」「in 2010」「last week」）が言及されていますか？
その行動は、「今」重要な明確な「結果」や「影響」がありますか？
それは、人生の中でいつか起こった「経験」で、正確な時間は重要ではありませんか（例：「ever」「never」を使う場合）？
その行動は過去に始まり、「現在まで続いています」か（例：「for」や「since」を使う場合）？
時を表す言葉と時制
単純過去形
- • Yesterday
- • Last week/month/year
- • In 1999
- • An hour ago
- • When I was a child
- • On Monday
現在完了形
- • Already
- • Yet
- • Ever
- • Never
- • Just
- • So far
- • Since 2020
- • For five years
- • Recently
- • Lately
レベル別の例文
I saw a movie yesterday.
I saw a movie yesterday.
I have been to Italy.
I have been to Italy.
Did you eat lunch?
Did you eat lunch?
She has a new car.
She has a new car.
We moved here two years ago.
We moved here two years ago.
Have you ever seen a whale?
Have you ever seen a whale?
I haven't finished my homework yet.
I haven't finished my homework yet.
He worked in a bank for five years (but not now).
He worked in a bank for five years (but not now).
I've lived in London since 2015.
I've lived in London since 2015.
I lived in London in 2015.
I lived in London in 2015.
She's just broken her glasses.
She's just broken her glasses.
Did you see the news last night?
Did you see the news last night?
I've been working on this report all morning.
I've been working on this report all morning.
The Prime Minister has resigned, a spokesperson announced today.
The Prime Minister has resigned, a spokesperson announced today.
I've known him for ages, but we only met in person last week.
I've known him for ages, but we only met in person last week.
Have you ever been to the Louvre?
Have you ever been to the Louvre?
It's the first time I've ever seen such a beautiful sunset.
It's the first time I've ever seen such a beautiful sunset.
I've had quite enough of your excuses!
I've had quite enough of your excuses!
The company has seen its profits double over the last decade.
The company has seen its profits double over the last decade.
I only realized I'd lost my wallet when I got to the checkout.
I only realized I'd lost my wallet when I got to the checkout.
The city has undergone a remarkable transformation since the turn of the century.
The city has undergone a remarkable transformation since the turn of the century.
I have long maintained that the policy was flawed from the outset.
I have long maintained that the policy was flawed from the outset.
Should you have finished the task by tomorrow, please let me know.
Should you have finished the task by tomorrow, please let me know.
The suspect was seen to have entered the building at 9 PM.
The suspect was seen to have entered the building at 9 PM.
間違えやすい
Learners mix up 'have been to' and 'have gone to'.
Using 'since' for duration or 'for' for a point in time.
Confusing a finished action with a background action.
よくある間違い
I have seen him yesterday.
I saw him yesterday.
I saw him never.
I have never seen him.
Did you ever went to London?
Have you ever been to London?
I have go to the store.
I have gone to the store.
I live here for two years.
I have lived here for two years.
When have you arrived?
When did you arrive?
I have worked there since two years.
I have worked there for two years.
I've been to the cinema last night.
I went to the cinema last night.
It's the first time I go there.
It's the first time I've been there.
I already saw that movie.
I've already seen that movie.
I've had this car since I've been 20.
I've had this car since I was 20.
文型パターン
I have never ___ in my life.
I ___ to the ___ last ___.
Have you ___ the ___ yet?
It has been ___ since I last ___.
Real World Usage
I have worked in marketing for ten years. In 2020, I led a major campaign.
Just got home! Have you left yet?
Scientists have discovered a new planet.
Have you ever been to the Grand Canyon? I went there last summer.
How long have you had this pain? It started two days ago.
I've finally finished my degree! Graduation was amazing.
時を表す言葉に注目！
I finished it yesterday.
I have already finished it.
特定の過去の時は現在完了形とNG！
「今どうなったか」で現在完了形！
アメリカ英語とイギリス英語のちょっとした違い
Smart Tips
Stop! Do not use 'have'. 'Ago' is a magnet for the Past Simple.
Start with 'Have you ever...'. It's the most natural way to open a topic about experiences.
Use the Present Perfect. It explains *why* the present situation is the way it is.
Always check if the verb is in the Present Perfect. 'Since' and Past Simple rarely go together in the same clause.
発音
Contractions
In natural speech, 'have' and 'has' are almost always contracted.
The '-ed' ending
Past Simple endings can sound like /t/, /d/, or /ɪd/.
Rising intonation for experience questions
Have you ever been to Spain? ↗
Conveys curiosity about life history.
暗記しよう
記憶術
SPIT: Simple Past Is Timed. (If you have a time, use Simple Past).
視覚的連想
Imagine the Past Simple as a locked treasure chest buried in the sand. Imagine the Present Perfect as a long rope stretching from a boat in the past all the way to your hands on the shore today.
Rhyme
If the time is dead and gone, Past Simple is the one. If the time is still alive, Present Perfect will arrive.
Story
A traveler named Sam (Simple) always carries a calendar and marks exactly when he did things. A traveler named Pete (Perfect) never carries a calendar; he only talks about the things he has seen and the places he has been in his whole life.
Word Web
チャレンジ
Write down 3 things you did yesterday (Past Simple) and 3 things you have done in your life that you are proud of (Present Perfect).
文化メモ
British speakers are much stricter about using the Present Perfect for recent actions with 'just', 'already', and 'yet'.
American speakers often use the Past Simple for recent actions where a Brit would use Present Perfect.
Similar to British English, but often uses 'have' in informal storytelling more frequently.
The Present Perfect in English developed from a construction meaning 'I possess [something] in a finished state'.
会話のきっかけ
Have you ever traveled to a country that surprised you?
What is the best meal you've eaten this year?
How long have you been studying English?
Have you seen any good movies lately?
日記のテーマ
よくある間違い
Test Yourself
I ___ to Paris three times in my life.
Find and fix the mistake:
She has bought a new car last month.
Translate into English: 'Ella nunca ha visto la nieve.'
Answer starts with: ["S...
Choose the correct sentence:
Score: /4
練習問題
8 exercisesI ___ to the cinema last night.
Have you ever ___ to Mexico?
Find and fix the mistake:
I have lived in Paris in 2010.
I moved here in January. (I / live / here / since January)
A: Have you seen the new Batman movie? B: Yes, I ___ it on Friday.
Word: 'Already'
We use the Present Perfect when we don't know or don't say the exact time.
Match 'Two weeks ago'
Score: /8
Practice Bank
12 exercisesI ___ my keys. I can't find them anywhere!
When did you have finished your homework?
Choose the correct sentence:
Translate into English: '¿Has estado alguna vez en Nueva York?'
Arrange these words into a sentence:
Match the time expression with the most appropriate tense:
My parents ___ married in 1990.
He has lived in New York for five years, but now he lives in Boston.
Translate into English: 'Ellos vieron la película anoche.'
Arrange these words into a question:
Choose the correct sentence:
She ___ her first novel in 2022.
Score: /12
よくある質問 (8)
Yes, if the time you are talking about is finished. For example, at 10 PM you can say 'I had a big breakfast today' because breakfast time is over.
`I've been to London` means you went and came back. `He's gone to London` means he is still there.
American English often uses the `Past Simple` for recent actions with 'already', 'just', and 'yet'. Both are understood, but `Present Perfect` is more formal/British.
Yes, but only if the action is finished. 'I lived in Italy for 2 years' (I don't live there now). 'I have lived in Italy for 2 years' (I still live there).
Usually, 'ever' is for questions and negatives. In affirmative sentences, we use it with superlatives: 'It's the best movie I've ever seen.'
Group them by sound! (Sing/Sang/Sung, Ring/Rang/Rung) or (Write/Wrote/Written, Drive/Drove/Driven).
Usually no. We use `Present Perfect` to introduce the topic, but the story itself is told in the `Past Simple`.
Yes! The first 'have' is the auxiliary, and 'had' is the past participle of the main verb 'to have'. Example: 'I have had a headache all day.'
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Pretérito Perfecto vs. Indefinido
English is stricter about not using the perfect with specific time words like 'yesterday'.
Passé Composé vs. Passé Simple
French speakers often over-use the Present Perfect in English because their 'have' form covers both English tenses.
Perfekt vs. Präteritum
German speakers struggle with the English Past Simple because they are used to using 'have' for everything in speech.
〜た (~ta) form
Japanese speakers must learn to distinguish between a simple past event and a 'state of experience'.
Al-madi (Past) + Qad
Arabic does not use an auxiliary verb like 'have' to form these tenses.
了 (le) and 过 (guo)
Chinese has no verb conjugation, so the distinction is made entirely through particles.
Learning Path
Prerequisites
Learn These First
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English Verb Tenses Guide - Learn About Simple, Perfect, and Continuous Tenses
Oxford Online English
ALL English verb tenses in 10 minutes!
Espresso English
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