N3 Grammar Course

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Marshall
JLPT Grammar Course
Free
  • 92 lessons
  • 0 quizzes
  • 96 week duration

N3 Grammar Course

Lesson 38: 〜せいで/せいだ/せいか

Usage:

①Verb(Dictionary Form, Past Tense Form, Negative Form) + せいで/せいだ/せいか
②Te Form of Verb + いる/いた + せいで/せいだ/せいか
③i-Adj + せいで/せいだ/せいか
④na-Adj + な + せいで/せいだ/せいか
⑤Noun + の + せいで/せいだ/せいか


Meaning:

「~せいで/せいだ/せいか」means “because…”.
It’s often used to blame someone/something or to express your disappointment.

Example Sentences:

(1)彼のせいで私たちは負けました。
We lost because of him.

(2)慣れない靴で散歩したせいで足が痛い。
My feet hurt because I took a walk wearing shoes that I’m not used to wearing.

(3)彼は不注意のせいで、足の骨を折った。
His carelessness cost him a broken leg.

(4)彼は年のせいで目が見えなくなった。
Age deprived him of his sight.

(5)彼は自分の敗因を私のせいだと責めた。
He accused me of his defeat.

(6)彼の失敗は大部分不注意のせいだった。
His failure was mainly due to carelessness.

(7)交渉が失敗したのは彼のせいだ。
I blame him for our failure in the negotiations.

(8)神経を使ったせいか胃が痛いです。
I have a nervous stomach.

(9)飛行機でお酒飲むと、気圧のせいか酔いやすい。
Maybe it’s the low air pressure that means you get drunk more easily on planes.

(10)餃子を家で作りましたが、皮が少なかったせいか、具が少し余ってしまいました。
I made some gyoza at home but, possibly because I didn’t have enough dough, I had some of the filling left over.

Notes:

①~せいか is often used to say some reasons that you are uncertain.
②~を~せいにする is often used to blame someone while it’s not his fault.

ぶん失敗しっぱいひとのせいにするな。
Don’t blame other people for your mistakes!
10+
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