| Statement | Negative | Question |
| Gwna i | Wna i ddim | Wnaf i? |
| I will do/make | I won't do/make | Will I do/make? |
| Gwnei di | Wnei di ddim | Wnei di? |
| You will do/make | You won't do/make | Will you do/make?? |
| Mi wneith o/hi | Wneith o/hi ddim | Wneith o/hi? |
| He / she will do/make | He/she won't do / make | Will he / she do/make? |
| Gwnawn ni | Wnawn ni ddim | Wnawn ni? |
| We will do/make | We won't do / make | Will we do/make? |
| Gwnewch chi | Wnewch chi ddim | Wnewch chi? |
| You (plural/formal) will do/make | You (plural/formal) won't do/make | Will you (plural/formal) do/make? |
| Gwnân nhw | Wnân nhw ddim | Wnân nhw? |
| They will do / make | They won't do/make | Will they do/make?
|
| Be' wnei di 'fory? | What will you do tomorrow? |
| Wna i ddim byd. | I won't do anything. |