[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"pubgrp:jg-desu:ja:en":3},{"type":4,"slug":5,"title":6,"level":7,"goal":8,"image_path":9,"is_locked":10,"is_daily_free":10,"formula":11,"gloss":14,"desc":15,"desc_audio":9,"voices":16,"examples":17,"fills":48,"choices":49},"grammar","jg-desu","です (~is\u002Fam)","beginner","です를 사용한 기본 문장 - A는 B입니다 (정중한 현재)",null,false,[12,13],"A は B です","Noun + です = ...is (Polite)","Basic Sentences Using です - A is B (Polite Present)","The `です` form is the polite, standard way to make statements in Japanese. Unlike English, which relies on subject-verb agreement to mark sentences as complete, **Japanese uses `です` as a sentence-ending marker that indicates both politeness AND completion**. Think of it like a verbal period that transforms any phrase into a proper statement.\n\nHere's the key difference from English thinking: English speakers are used to verbs doing the heavy lifting (I am, you are, he is). But in Japanese, **`です` doesn't mean \"is\"** in the English sense—it's a politeness and formality indicator that says \"I am now finishing this statement in a polite way.\" The content before `です` (a noun, i-adjective, or entire clause) is already semantically complete; `です` just makes it grammatically and socially acceptable.\n\nFor example, when you say `私は学生です` (watashi wa gakusei desu), the structure is: *I (topic particle) student (polite marker)*. In English, we MUST say \"I am a student\" because \"student\" alone is incomplete. But in Japanese, `学生` (student) already conveys the meaning—`です` simply wraps it in politeness and formality. This is why Japanese has no subject-verb agreement: the sentence is complete before `です` arrives.\n\nAlso important: **`です` applies to all contexts equally**—nouns, adjectives, and verbs all use the same ending. This reflects Japanese's emphasis on uniformity and politeness over grammatical category distinctions. For English speakers used to \"am\u002Fis\u002Fare\" variations, this feels counterintuitive but actually makes Japanese grammar more predictable once you accept this core logic.",[],[18,23,28,33,38,43],{"en":19,"ko":20,"ko_audio":9,"audio":21,"audios":22},"私は学生です。","I am a student.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F0c7aaad4-1c95-49eb-bbc9-ad21dc9af561.mp3",{},{"en":24,"ko":25,"ko_audio":9,"audio":26,"audios":27},"田中さんは先生です。","Mr. Tanaka is a teacher.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F3b6af1a7-f2ab-4e44-93f8-ba3d8b816acc.mp3",{},{"en":29,"ko":30,"ko_audio":9,"audio":31,"audios":32},"これは本です。","This is a book.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F8d359b15-9f35-43d1-b659-db4268ea2069.mp3",{},{"en":34,"ko":35,"ko_audio":9,"audio":36,"audios":37},"今日は月曜日です。","Today is Monday.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F7b3f846e-2b08-4211-b630-9bb80c26387e.mp3",{},{"en":39,"ko":40,"ko_audio":9,"audio":41,"audios":42},"私の誕生日は4月です。","My birthday is in April.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F306eef94-f5c0-460e-b66b-f532ae94384b.mp3",{},{"en":44,"ko":45,"ko_audio":9,"audio":46,"audios":47},"東京は日本の首都です。","Tokyo is the capital of Japan.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F453e3971-bb99-4d9f-ba10-8ec4d1ee61a5.mp3",{},[],[50,61,73],{"ko":51,"options":52},"`は` と `です` の役割の違いは何ですか？",[53,55,57,59],{"t":54,"ok":10},"`は`は主題を表して、`です`は文を定중に終わらせます",{"t":56,"ok":10},"`は`と`です`は同じ役割です",{"t":58,"ok":10},"`です`だけで十分で、`は`は不要です",{"t":60,"ok":10},"`は`は敬語で、`です`は普通の言い方です",{"ko":62,"options":63},"「田中さんは医者です」の場合、「は」の前の「田中さん」は何を表していますか？",[64,66,69,71],{"t":65,"ok":10},"主語だけを表しています",{"t":67,"ok":68},"何について話しているのかという主題を表しています",true,{"t":70,"ok":10},"目的語を表しています",{"t":72,"ok":10},"修飾語を表しています",{"ko":74,"options":75},"韓国語の「나는 학생이다」と日本語の「私は学生です」の大きな違いは？",[76,78,80,82],{"t":77,"ok":10},"語順だけが異なります",{"t":79,"ok":68},"日本語は主題と定中表現を分離していますが、韓国語は「이다」が両方の役割をします",{"t":81,"ok":10},"日本語に複数形があります",{"t":83,"ok":10},"存在文の文法が全く異なります"]