C1 Expression フォーマル

en connaissance de cause

knowingly, with full awareness

意味

With full understanding of the facts, implications, and potential consequences.

🌍

文化的背景

In French law, 'le consentement éclairé' (informed consent) is a fundamental right, and this phrase is its linguistic backbone. Usage is identical to France, but often appears in consumer protection debates regarding 'hidden defects' (vices cachés). Common in administrative and European Union jargon in Brussels. Used frequently in the context of direct democracy and referendums.

🎯

Use 'toute' for extra impact

Adding 'toute' (en toute connaissance de cause) makes you sound very persuasive and certain.

⚠️

Don't use for small things

Using this for choosing a pizza flavor will make you sound like a robot or a lawyer.

意味

With full understanding of the facts, implications, and potential consequences.

🎯

Use 'toute' for extra impact

Adding 'toute' (en toute connaissance de cause) makes you sound very persuasive and certain.

⚠️

Don't use for small things

Using this for choosing a pizza flavor will make you sound like a robot or a lawyer.

自分をテスト

Complete the sentence with the correct fixed expression.

Il a accepté ce poste difficile en ________ de cause.

✓ 正解! ✗ おしい! 正解: connaissance

The fixed expression is 'en connaissance de cause'.

Which sentence uses the phrase correctly in a formal context?

A) J'ai mangé une pomme en connaissance de cause. B) Le témoin a parlé en connaissance de cause.

✓ 正解! ✗ おしい! 正解: B

Eating an apple is too trivial for this formal expression.

Match the register to the sentence.

1. Formal, 2. Informal

✓ 正解! ✗ おしい! 正解: 1-En connaissance de cause / 2-En sachant ce que je fais

The target phrase is the formal version.

🎉 スコア: /3

ビジュアル学習ツール

練習問題バンク

3 問題
Complete the sentence with the correct fixed expression. Fill Blank B1

Il a accepté ce poste difficile en ________ de cause.

✓ 正解! ✗ おしい! 正解: connaissance

The fixed expression is 'en connaissance de cause'.

Which sentence uses the phrase correctly in a formal context? Choose B2

A) J'ai mangé une pomme en connaissance de cause. B) Le témoin a parlé en connaissance de cause.

✓ 正解! ✗ おしい! 正解: B

Eating an apple is too trivial for this formal expression.

Match the register to the sentence. Match B1

左の各項目を右のペアと一致させてください:

✓ 正解! ✗ おしい! 正解: 1-En connaissance de cause / 2-En sachant ce que je fais

The target phrase is the formal version.

🎉 スコア: /3

よくある質問

2 問

It is always 'en'. 'Avec connaissance de cause' is a common mistake for English speakers.

Yes, it's perfect for professional emails to show you've understood the implications of a request.

関連フレーズ

🔗

en toute connaissance de cause

specialized form

With *full* knowledge of the facts.

🔄

sciemment

synonym

Knowingly.

🔗

avoir les cartes en main

similar

To have all the information/power.

🔗

à l'aveuglette

contrast

Blindly.

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