1. My aunt said she once saw a ghost.
我的姑姑說她曾經看到過鬼。
2. What was that noise?
那是什麼聲音？
3. I think there’s something in the darkness.
我認為有什麼東西在那黑暗裡面。
4. No one knew what happened to Simon.
沒有人知道西蒙發生了什麼事。
5. The killer’s identity remained unknown.
凶手的身份還不沒被確認。
6. The police don’t know who took the jewels.
警方不知道是誰拿走了珠寶。
7. Her recipe is good because of the secret ingredient.
她的.烹飪方法很好，因為裡面含有神祕的配料。
8. His job in the war is still a secret.
他在戰爭中的工作仍是一個祕密。
9. She says that she can predict someone’s future.
她說她能預測別人的未來。
10. Some people believe that aliensv visit Earth from other planetsw.
有些人相信有來自外星球的外星人訪問地球。