Masing-masing 5 contoh kalimat kepastian dan ketidakpastian

Kepastian:
- There's no doubt that she will pass the test tommorow
- I'm certain that Diana will come in time
- I'm sure that she is fine
- It's okay, i'm sure that everything will be alright
- There is no doubt that I will be the leader

Ketidak pastian:
- I doubt that he will become a good leader
- I'm not really sure about your idea
- I don't believe all of his story
- I'm not certain about his promise
- I can't tell you for sure about this information