퀴즈 problem-solving 11
00 : 00
이 연습에서는 주어진 긍정문을 읽고, 원문의 부정을 올바르게 표현한 문장을 선택합니다.
⭐B2 - level.upperIntermediate
1. They managed to solve the problem before the deadline.
🚀C1 - 고급
2. She has finally come up with a brilliant solution to the problem.
👑C2 - level.proficiency
3. An innovative solution was proposed to tackle the ongoing issues.