6. Present simple (현재형)-2 ① negative form * do not / does not + 원형 I / You / We / They do not (don't) work. He/ She / It does not (doesn't) work. ② present simple questions * Do / Does + 주어 + 원형 Do I / you / we / they work? Does he / she / it work? ③ We use do/does and do not/does not in short answers. Yes I / you / we / they do. he / she / it does. No I / you / we / the..