日常会話に欠かせない英語表現50選
表現は自然な会話の基本単位です。単語とは違い、トーン・態度・社会的な意味を含んでいます。コミュニケーション機能別にまとめた48の表現を覚えれば、すぐに英語が自然に聞こえるようになります。
48 items · 6 topics
"No way!"
expressing disbelief or strong surprise
""I got the job!" — "No way! That's amazing!""
"You're kidding me!"
shocked that something is true
""The flight is cancelled." — "You're kidding me!""
"I can't believe it!"
expressing strong astonishment
""He ran a marathon in under three hours." — "I can't believe it!""
"That's unbelievable!"
something is so surprising it seems impossible
""She got a full scholarship." — "That's unbelievable!""
"Are you serious?"
asking to confirm something surprising
""The meeting is on Sunday." — "Are you serious?""
"What a surprise!"
reacting to something unexpected with pleasure or shock
"She walked in and we all shouted, "What a surprise!""
"I never would have guessed."
something was completely unexpected
""He's actually a surgeon." — "I never would have guessed.""
"Out of nowhere"
happening suddenly and unexpectedly
"Out of nowhere, he offered to pay for the whole dinner."
"Absolutely!"
complete and emphatic agreement
""Should we leave early to avoid traffic?" — "Absolutely!""
"You're telling me!"
strong agreement, often after a complaint
""This project is taking forever." — "You're telling me!""
"Couldn't agree more."
total agreement with a statement
""The new system is much better." — "Couldn't agree more.""
"My thoughts exactly."
the speaker was thinking the same thing
""We should take a break." — "My thoughts exactly.""
"That's a good point."
acknowledging a valid argument
""We should test it before the launch." — "That's a good point.""
"Totally."
casual, informal agreement
""The new café on the corner is great." — "Totally.""
"I'm with you on that."
agreeing with someone's position or plan
""We need to be more transparent with clients." — "I'm with you on that.""
"Fair enough."
accepting a reason or explanation as reasonable
""I can't come — I have an early flight." — "Fair enough.""
"I'm not so sure about that."
politely expressing doubt
""This plan will definitely work." — "I'm not so sure about that.""
"With all due respect,"
preface to a polite challenge
"With all due respect, the data doesn't support that conclusion."
"I see it differently."
having a different opinion without being aggressive
""Price is the main issue." — "I see it differently — quality matters more.""
"That's not quite right."
correcting someone gently
""The deadline is Friday." — "That's not quite right — it's Thursday.""
"I'd have to disagree."
a direct but polite disagreement
""Remote work reduces productivity." — "I'd have to disagree.""
"I see your point, but…"
acknowledging someone before countering
"I see your point, but we need to consider the risks."
"That's not how I see it."
expressing a differing perspective
""The project failed because of budget." — "That's not how I see it.""
"I'm afraid I disagree."
a formal, respectful way to disagree
""We should delay the launch." — "I'm afraid I disagree.""
"Keep it up!"
telling someone to continue doing well
""I ran five kilometres today." — "Keep it up!""
"You've got this!"
expressing confidence that someone will succeed
"Before the interview she told herself, "You've got this!""
"Don't give up!"
urging someone to continue when things are hard
""I feel like quitting the course." — "Don't give up — you're almost done!""
"Hang in there."
encouraging someone to persist through difficulties
""Work has been exhausting lately." — "Hang in there — it'll get easier.""
"You're doing great!"
praising someone's current performance
""Am I doing this right?" — "Yes, you're doing great!""
"Go for it!"
urging someone to take a chance or opportunity
""Should I apply for the promotion?" — "Go for it!""
"Believe in yourself."
encouraging someone to trust their own abilities
""I don't think I'm ready." — "Believe in yourself — you've prepared well.""
"That's the spirit!"
praising a positive, determined attitude
""I'll try again tomorrow." — "That's the spirit!""
"I'm so sorry."
sincere and emphatic apology
""I forgot your birthday." — "I'm so sorry — I feel terrible.""
"I apologise for that."
formal expression of regret for a specific action
"I apologise for the confusion in yesterday's email."
"My bad."
casual, informal acknowledgement of a mistake
""You sent the report to the wrong person." — "Oh, my bad.""
"Please forgive me."
asking someone to excuse a serious mistake
""I missed the most important meeting." — "Please forgive me — it won't happen again.""
"I didn't mean to."
clarifying that something was unintentional
""You interrupted me twice." — "I'm sorry, I didn't mean to.""
"That was my fault."
taking clear responsibility for a mistake
""The deadline was missed." — "That was my fault — I misjudged the timeline.""
"I owe you an apology."
acknowledging you need to say sorry
"I owe you an apology for the way I reacted yesterday."
"I should have known better."
regretting a poor decision or action
""Why did you agree to both meetings at the same time?" — "I should have known better.""
"I really appreciate it."
expressing genuine gratitude for help or a gesture
""I covered your shift." — "I really appreciate it.""
"That means a lot to me."
showing that something has deep personal importance
""We're proud of everything you've done." — "That means a lot to me.""
"I can't thank you enough."
gratitude so great that words are not sufficient
"After everything you did to help me, I can't thank you enough."
"You're a lifesaver!"
someone helped you greatly in a difficult moment
""I found your charger." — "You're a lifesaver!""
"I'm so grateful."
strong, heartfelt expression of thankfulness
""I'm so grateful for your support during that difficult time.""
"Thanks a million!"
very enthusiastic, informal thanks
""Here are the notes you needed." — "Thanks a million!""
"I owe you one."
acknowledging a favour and promising to return it
""I'll take care of it for you." — "Thanks — I owe you one.""
"It was so kind of you."
expressing gratitude for a thoughtful act
""I brought you soup when you were ill." — "It was so kind of you.""
よくある質問
「表現」と「イディオム」の違いは何ですか?
イディオムは語の文字通りの意味とは全く異なる比喩的な意味を持ちます(例:「break a leg」=頑張って)。表現はより広い概念で、ネイティブが単位として使う固定的・半固定的なフレーズ全般を指します。イディオムはすべて表現ですが、すべての表現がイディオムではありません。
これらの表現を自然に使えるようになるまでどのくらいかかりますか?
定期的に触れることで、多くの学習者は2〜3週間以内にいくつかの新しい表現を使い始めます。ポイントは、リストを暗記するのではなく、ポッドキャスト・動画・会話などの本物のコンテキストで出会うこと。積極的に使う前に、各表現を少なくとも3〜5回聞くよう心がけましょう。
これらの表現はフォーマルな場でも使えますか?
このコレクションはさまざまな文体レベルをカバーしています。「I apologise for that」や「with all due respect」はビジネス場面に適していますが、「my bad」や「no way!」は非常にカジュアルです。非常にインフォーマルなフレーズを使う前に、状況と相手との関係に注意してください。
コミュニケーション機能別に学ぶのはなぜ効果的ですか?
機能別(謝罪・同意・励ましなど)にグループ化することで、必要なときに適切なフレーズをすぐに思い出せます。謝罪が必要なとき、脳は「謝罪」クラスターを検索します。このような機能的アプローチは、ネイティブが実際に言語を記憶・想起する仕組みを反映しています。
本物の英語動画を視聴すると表現の習得に役立ちますか?
はい——最も効果的な方法です。「you're a lifesaver!」を本物の会話で、完全なイントネーション・ボディランゲージ・コンテキストとともに聞くと、脳はページを読むよりはるかに深く記憶します。コンプリヘンシブル・インプット——自分のレベルより少し上の本物の英語を聞き・見ること——は、表現の習得を劇的に加速させます。
表現を身につける最も速い方法は、本物の会話の中で繰り返し聞くことです。
本物の英語動画で練習する →