Amina used to live near the harbor. (now she lives downtown)
We used to walk to school every day.
Not "I use to play tennis." — say "I used to play tennis.". 여기서는 -d가 붙은 used to를 써요. 예전에는 했지만 지금은 하지 않는다는 뜻이에요.
해 보세요: Amina ___ live near the harbor, but now she lives downtown. (used to / use to / uses to) 정답: used to — 예전에는 사실이었지만 지금은 달라진 일에는 -d가 붙은 used to를 써요. "Use to"(-d 없음)나 "uses to"는 여기서 알맞은 과거 형태가 아니에요: she used to live there.
didn't use to
예전에는 그렇지 않았다고 말할 때는 didn't use to + 동사원형을 써요. didn't 뒤에서는 -d를 빼고 "used to"가 아니라 use to로 써요.
I didn't use to like coffee. (now I do)
She didn't use to study hard.
We didn't use to have a car.
Not "I didn't used to like coffee." — say "I didn't use to like coffee.". didn't 뒤에는 -d가 붙지 않아요: didn't use to.
해 보세요: I ___ like coffee, but now I drink it every day. (didn't use to / didn't used to / don't use to) 정답: didn't use to — 단어는 맞지만 didn't 뒤에는 -d를 붙이지 않아요: didn't use to("didn't used to"가 아니에요). 그리고 과거 일이므로 "don't"가 아니라 didn't가 필요해요.
Did you use to ...?
질문할 때는 Did + 주어(사람) + use to + 동사원형으로 시작해요. 여기서도 Did 뒤에는 -d 없이 use to를 써요.
Did you use to play tennis?
Did she use to live here?
Where did you use to work?
해 보세요: ___ you use to play tennis? (Did / Do / Were) 정답: Did — 과거의 일에 대해 물을 때는 Did로 시작해요: Did you use to play tennis? "Do"는 현재에 쓰고, "Were"는 무엇을 했는지가 아니라 어떤 상태였는지를 물을 때 써요.
해 보세요: She ___ smoke, but she ___ exercise much — she never went to the gym back then. (used to … didn't use to / use to … didn't used to / used to … didn't used to) 정답: used to … didn't use to — 단독으로 쓰일 때는 -d를 유지해요: used to smoke. 하지만 didn't 옆에서는 -d가 사라져요: didn't use to. 일반 문장에서는 -d가 있고, did/didn't 뒤에서는 사라져요.