os

Os wyt ti eisiau rhedeg, yna rheda.

If you want to run, then run.A1

Dim problem, wrth cwrs, os chi'n mynd

Of course it's not a problem if you go.A2

"A beth ydych chi'n yfed?" "Cwrw, os oes gen i, neu ddŵr os nad oes gen i gwrw." "'Tydych chi ddim yn yfed gwin?"

"And what do you drink?" "Ale if I have it, or water if I don't have ale." "Don't you drink wine?"C1

Wyt ti'n gallu siarad yn arafach, os gwelwch yn dda?

Could you please speak more slowly?B1

Os na fydd gennych chi docyn dilys, gallwch gael eich erlyn a chael dirwy o hyd at £1000.

Failure to have a valid ticket may result in prosecution and a fine of up to £1000.B2