〜わけがない
JLPT N3:there's no way
Strongly denies that something could be true: "there's no way…", "it can't be…".
How to form it
- Put the plain form before わけがない: 嘘をつくわけがない.
- な-adjectives take な: 簡単なわけがない.
- In conversation it is often わけない: できるわけない.
Examples
彼が嘘をつくわけがない。
There's no way he'd lie.
こんな簡単な問題が解けないわけがない。
There's no way I can't solve a problem this easy.
Notes
- It is close to 〜はずがない; わけがない tends to sound more emphatic.
Similar meaning
- 〜はずがないcan't possibly
"Can't possibly": the same idea, reasoned from what you know.
Same form, different meaning
- 〜わけではないit's not that
わけではない: "it's not that…", a partial denial.
- 〜わけだno wonder / that means
わけだ: "no wonder", "that means".