[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"pubgrp:kg-ida:ko:ja":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":16,"voices":17,"examples":18,"fills":55,"choices":56},"grammar","kg-ida","である","beginner","The Korean Copula 이다\u002F입니다 — saying \"A is B\"",null,false,[12,13],"Noun + 이다 (非形式的) \u002F 입니다 (敬語形式)","Noun (받침あり) + 이에요\u002F입니다 | Noun (받침なし) + 예요\u002F입니다 (カジュアル敬語)","The Korean Copula 이다\u002F입니다 — 「A is B」と言うこと","日本語話者にとって、韓国語の`이다`を理解することは非常に重要です。なぜなら、日本語には明確な「存在を断定する動詞」がないからです。日本語では「私は学生です」と言いますが、実は「です」は単なる敬語マーカーに過ぎず、**主語と述語の同一性を明確に宣言する動詞ではありません**。一方、韓国語の`이다`は**「AはBである」という同一性をはっきり断定する動詞**なのです。\n\n日本語では「これは何ですか？」と言いますが、実は「何」という疑問詞が主役です。一方、韓国語では`이것은 무엇이니까?`や`이것이 뭐예요?`と、**`이다`があることで「正体を明かす」という意図が明確に**なります。つまり、`이다`は存在確認というより、**「AはBという正体である」と宣言する行為**なのです。\n\nもう一つの大切なポイントは、`이다`の使い分けです。`이다`は文の最後に来て、主語の状態や属性を述べます。例えば`나는 학생이다`（私は学生だ）では、`이다`が「私＝学生」という同一性を断定しています。これは日本語の「です」とは根本的に異なる機能を持っています。また、`이에요`や`입니다`などの形は敬語レベルの違いですが、**すべて同じ「AはBである」という同一性確認の役割を果たしている**ということが最も重要です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fexplain_audio\u002F7af3520e-cf47-4e64-93ca-56e8ccafe586.mp3",[],[19,25,31,37,43,49],{"en":20,"ko":21,"ko_audio":22,"audio":23,"audios":24},"나는 학생입니다.","私は学生です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F225b6a3c-f221-4bcd-a323-83d87704152d.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fbf836385-c2cc-4a20-ab00-99731022f552.mp3",{},{"en":26,"ko":27,"ko_audio":28,"audio":29,"audios":30},"이것은 책이에요.","これは本です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F3fe49983-53fd-493a-baf5-1d6236cd6139.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F1a160327-c60c-4b95-bda9-0fe6b0f45208.mp3",{},{"en":32,"ko":33,"ko_audio":34,"audio":35,"audios":36},"그는 의사예요.","彼は医者です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F04034661-96cd-4ead-bd1d-7b597740aaa7.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fa584d9ad-c768-4d70-a7cd-0ce9a8c3727f.mp3",{},{"en":38,"ko":39,"ko_audio":40,"audio":41,"audios":42},"우리 엄마는 회사원입니다.","私たちのお母さんは会社員です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fb5f5b44d-9fcc-4020-8812-83ff832bfef6.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F0c139ecf-0c19-451f-92ac-77ade62a19a3.mp3",{},{"en":44,"ko":45,"ko_audio":46,"audio":47,"audios":48},"그 음식은 맛있어요.","その食べ物はおいしいです。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002F7d4b2c59-4c69-49eb-a36f-61606d333a75.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F2285af58-f7cf-4073-946f-63d2ced705e5.mp3",{},{"en":50,"ko":51,"ko_audio":52,"audio":53,"audios":54},"오늘은 월요일이에요.","今日は月曜日です。","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Ftrans_audio\u002Fa2117e2b-8575-47bc-84b8-2667e307919c.mp3","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F960a1fe5-bba6-4744-9bf3-7e88d4787e87.mp3",{},[],[57,68,79],{"ko":58,"options":59},"Which sentence correctly uses the copula 이다\u002F입니다?",[60,62,64,66],{"t":61,"ok":10},"나는 키가 크입니다.",{"t":20,"ok":63},true,{"t":65,"ok":10},"나는 행복합니다.",{"t":67,"ok":10},"나는 빠르어요.",{"ko":69,"options":70},"Fill in the blank: '저는 한국 사람___.' (I am a Korean person.)",[71,73,75,77],{"t":72,"ok":10},"예요",{"t":74,"ok":63},"이에요",{"t":76,"ok":10},"어요",{"t":78,"ok":10},"합니다",{"ko":80,"options":81},"What is the key difference between using 이다 and using an adjective in Korean?",[82,84,86,88],{"t":83,"ok":10},"이다 is more polite than adjectives.",{"t":85,"ok":63},"이다 identifies (noun = noun), while adjectives describe qualities.",{"t":87,"ok":10},"이다 can only be used in formal speech.",{"t":89,"ok":10},"There is no difference; they are completely interchangeable."]