【JLPT N3 Grammar】〜はずだ（~hazuda）

2019年8月31日 2024年8月17日

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Explanation：〜はずだ

Meaning
"ぜったいに〜だ"
"〜はずだ" means "supposed to / should be". This express one's conjecture with some certainty.
Used to express a strong expectation or belief that something is true based on reasoning or evidence. It indicates that the speaker is quite confident about the outcome or situation.

Form
V（plain form）+ はずだ
イA（plain form）+ はずだ
ナA + なはずだ
N + のはずだ

Points

Expressing Strong Expectation: "〜はずだ" is used when the speaker expects something to be true based on information they have. It reflects a high degree of certainty.
Logical Conclusion: The expectation is typically based on logical reasoning or known facts. The speaker has a reason to believe that the situation should be as they expect.
Used in Both Positive and Negative Forms: "〜はずだ" can be used to express both positive and negative expectations.

JLPT Level
N3

Sample sentenes

今日きょうは日曜日にちようびだから、銀行ぎんこうは閉しまっているはずだ。
Banks must be closed, because today is Sunday.

トムさんは日本にほんに１０年ねん住すんでいたから、日本語にほんごが上手じょうずに話はなせるはずだ。
Tom is supposed to speakJapanese fluently because he lived in Japan for 10 years.

あのレストランには毎日まいにちたくさんの人ひとが並ならんでいるし、きっと料理りょうりはおいしいはずだ。
That restaurant’s food must be delicious because many people line up every day.

彼かれはたくさんブランド品ひんを持もっているので、お金持かねもちのはずだ。
He must be rich because he has a lot of branded items.

二人ふたりが別わかれた理由りゆうについて、マークさんは何なにか知しっているはずだ。
Mark must know something about the reason they broke up.

この計画けいかくはうまくいくはずだ。
This plan should work out well.

Vocabulary

Japanese		English
並ぶ	ならぶ	to line up
別れる	わかれる	to break up
計画	けいかく	plan