to부정사 시제 문제 답 확인 부탁드려요

to부정사 시제 문제를 풀었는데 답이 맞는지 확인 부탁드려요.
1. I seem to have lost my key. / It seems that I lost my key.
2. You seem to be very interested. / It seems that you are very interested.
3. They seemed to be very good at reading. / It seemed that they were very good at reading.
4. He appears to be a bad person, but he is not. / It appears that he is a bad person, but he is not.
5. You appear to have lost weight. / It appears that you lost weight.
“It seems that”와 “It appears that”는 같은 뜻인가요?
답이 모두 맞는지도 궁금해요.