[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"grammar-exercise-01a0e1ac-77d0-795c-a9ff-ba96e59b32b0":3,"grammar-exercise-lesson-01a07863-d7ef-7dec-a7d1-93eb24e9d8ee":96},{"id":4,"grammarPage":5,"title":6,"instructions":7,"seoTitle":8,"seoDescription":9,"displayOrder":10,"type":11,"questions":12,"ogImageUrl":95},"01a0e1ac-77d0-795c-a9ff-ba96e59b32b0","\u002Fapi\u002Fgrammar_pages\u002F01a07863-d7ef-7dec-a7d1-93eb24e9d8ee","When Does ㄷ Change to ㄹ?","Tap each tile, then tap its column. Use the ending and meaning specified in each prompt.","ㄷ 불규칙 활용 연습: 어미와 뜻에 따라 분류하기","ㄷ 불규칙 활용을 분류하는 연습입니다. 듣다와 받다 같은 용언, 모음과 자음으로 시작하는 어미, 질문하거나 땅에 넣는 뜻의 묻다를 살펴봅니다. 소식 듣기, 물건 싣기, 선물 받기 등의 표현에서 어간 끝 ㄷ이 ㄹ로 바뀌는 경우와 그대로 남는 경우를 구분합니다.",2,"word_sort",[13,36,53,71],{"id":14,"sentenceTemplate":15,"displayOrder":16,"explanation":17,"blanks":18,"payload":19},"01a0e1ac-77d0-7b50-a9ff-ba96e5e94e9e","Sort these dictionary forms by what happens to their final ㄷ when you add -아요 or -어요.",0,"Before a vowel-initial ending, irregular stems change ㄷ to ㄹ, but regular stems keep ㄷ. 듣다, 싣다 and 깨닫다 are irregular; 받다, 믿다 and 쏟다 are regular. The final consonant alone cannot tell you the class. For example, 이제 이유를 깨달아요 means that you now understand the reason.",[],{"items":20,"categories":35},[21,24,27,29,31,33],{"text":22,"category":23},"받다","ㄷ stays ㄷ",{"text":25,"category":26},"듣다","ㄷ changes to ㄹ",{"text":28,"category":26},"싣다",{"text":30,"category":23},"믿다",{"text":32,"category":23},"쏟다",{"text":34,"category":26},"깨닫다",[26,23],{"id":37,"sentenceTemplate":38,"displayOrder":39,"explanation":40,"blanks":41,"payload":42},"01a0e1ac-77d0-7bf0-a9ff-ba96e5ea1a3f","Each tile is an ending to attach to 듣다. Sort it by whether the stem keeps ㄷ or changes it to ㄹ.",1,"With an irregular verb, check the first sound of the ending: a vowel triggers ㄷ → ㄹ, while a consonant leaves ㄷ unchanged. In particular, -으세요 begins with the vowel 으, not with the consonant in 세. For example, 잘 들으세요 is a polite request to listen carefully.",[],{"items":43,"categories":52},[44,46,48,50],{"text":45,"category":26},"-어요",{"text":47,"category":23},"-고",{"text":49,"category":26},"-으세요",{"text":51,"category":23},"-지만",[23,26],{"id":54,"sentenceTemplate":55,"displayOrder":10,"explanation":56,"blanks":57,"payload":58},"01a0e1ac-77d0-7c60-a9ff-ba96e6c1f258","These phrases use 묻다. Sort them by its polite -어요 form: asking a question or putting something under the ground.","The meaning decides the class here: 묻다 meaning to ask is irregular, so it becomes 물어요; 묻다 meaning to bury is regular, so it becomes 묻어요. Both receive the same vowel-initial ending. For example, 주소를 물어요 asks for an address, whereas 뼈를 땅에 묻어요 describes burying a bone.",[],{"items":59,"categories":70},[60,63,66,68],{"text":61,"category":62},"시간을 묻다","물어요: ask",{"text":64,"category":65},"상자를 땅에 묻다","묻어요: bury",{"text":67,"category":62},"이름을 묻다",{"text":69,"category":65},"돌을 땅에 묻다",[62,65],{"id":72,"sentenceTemplate":73,"displayOrder":74,"explanation":75,"blanks":76,"payload":77},"01a0e1ac-77d0-7cc8-a9ff-ba96e733ed60","Each tile gives a verb phrase and an ending in parentheses. Sort it by the rule needed to combine them. Here 걷다 means to walk.",3,"First identify the verb class, then inspect the ending. Irregular stems change only before vowels; consonant-initial endings preserve their ㄷ. Regular stems preserve ㄷ even before vowels. The vowel in -아요 or -어요 therefore does not by itself guarantee a change. For example, 돈을 얻어요 keeps ㄷ because 얻다 is regular, while 뉴스를 듣지만 keeps ㄷ because -지만 starts with a consonant.",[],{"items":78,"categories":94},[79,82,85,88,90,92],{"text":80,"category":81},"가게를 닫다 (-아요)","Regular: keep ㄷ",{"text":83,"category":84},"소식을 듣다 (-어요)","Irregular + vowel: change ㄷ",{"text":86,"category":87},"가방을 싣다 (-습니다)","Irregular + consonant: keep ㄷ",{"text":89,"category":81},"상을 받다 (-아요)",{"text":91,"category":84},"함께 걷다 (-으세요)",{"text":93,"category":87},"잘못을 깨닫다 (-고)",[84,87,81],"\u002Fuploads\u002Fimages\u002Fgpimg_ffb8c67b-de66-43cc-9553-c082e51b5dec_hero.webp?v=1790492571",{"title":97,"slug":98,"language":99,"level":100},"'ㄷ' 불규칙 활용","digeut-bulgyuchik-hwaryong","ko","A2"]