| 1 | The male-female ratio in the school is roughly 1:2. | |
| 2 | He will probably arrive at the airport tomorrow morning. | |
| 3 | Can you give me a rough estimate of the cost? | |
| 4 | I will need approximately a month to complete this project. | |
| 5 | We will probably gather again next year around the same time to celebrate the new year. |
