| 1 | Honestly, I don't know what this means. | |
| 2 | To tell the truth, I can't solve this math problem. | |
| 3 | To speak honestly, he is indeed a very intelligent person. | |
| 4 | To be honest, I'm not interested in this job. | |
| 5 | I have to tell the truth, his performance is very disappointing. |
