1.together, these impressions prompted what he called a sixth sense of danger
what절에는 불완전이 와야 하잖아요. 여긴 완전절 아닌가요?

2. i believe that writers examine secret wounds inside ourselves, wounds so secret that we are barely aware of them.
that 대체 뭐로 쓰였나요? 콤마 뒤에 주어 동사는 뭐죠?

3. if any of these were to happen, would you have what it takes to survive?
의문사 what인가요, 관대인가요? 도치 되어 있는 거 맞아요? 왜 되어 있죠? 가목적어 진 목적어 맞나요?