「わけがない」- Complete Explanation

Explanation

「わけがない」 is a grammatical structure used to express strong negation, meaning "There's no way that..." or "It's impossible that...". This expression is often used to convey the speaker's strong subjective judgment that something absolutely cannot happen, exist, or be true.

Grammar Pattern

Grammar Point	Connection	Explanation
わけがない	Plain form of verbs/い-adjectives/な-adjectives・nouns + わけがない	Expresses the speaker's strong negation that something absolutely cannot happen, exist, or be true.

Basic Usage

• Used to express the speaker's strong negation.
• Applicable to various sentence structures, including verbs, adjectives, and nouns.

Examples

• 彼かれの話はなしが真実しんじつなわけがないわけがない。
• Kare no hanashi ga shinjitsu na wake ga nai.
• There's no way his story is true.
  

• このこの問題もんだいはそんなにそんなに簡単かんたんに解決かいけつできるわけがないわけがない。
• Kono mondai wa sonna ni kantan ni kaiketsu dekiru wake ga nai.
• There's no way this problem can be solved so easily.
  

• 彼女かのじょが犯人はんにんなわけがないわけがない。
• Kanojo ga hannin na wake ga nai.
• There's no way she's the culprit.
  

Deep Dive

「わけがない」 not only expresses negation but also carries the speaker's strong subjective judgment. This expression is often used to convey strong disbelief or skepticism toward a situation or piece of information.

Real-Life Scenarios

In everyday conversations, 「わけがない」 is frequently used to express strong negation of a situation. For example, when hearing unbelievable news, 「わけがない」 can be used to express disbelief.

Dialogue Examples

• A: 彼かれは宝たからくじに当あたったらしいよ。
  B: そんなことあるわけがないそんなことあるわけがない！
• A: Kare wa takarakuji ni atattarashii yo.
  B: Sonna koto aru wake ga nai!
• A: Apparently, he won the lottery.
  B: There's no way that happened!
  

• A: 君きみの成績せいせきがトップトップだったんだって？
  B: 冗談じょうだんでしょう？そんなことあるわけがないそんなことあるわけがないよ。
• A: Kimi no seiseki ga toppu datta n datte?
  B: Joudan deshou? Sonna koto aru wake ga nai yo.
• A: I heard you were at the top of the class?
  B> You're joking, right? There's no way that happened.
  

Summary

「わけがない」 is a highly useful expression for strongly negating a situation or piece of information. By understanding and flexibly using this grammar point, you can more accurately convey emotions and subjective judgments.