Dyma gyflwyno'r sain gyntaf yng Nham 1 GWYRDD sef 'ch'.
Podlediadau Tric a Chlic, CAM 1 GWYRDD, sain 'd'
Podlediadau Tric a Chlic, CAM 1 GWYRDD, sain 'i'
Podlediadau Tric a Chlic, CAM 1 GWYRDD, sain 'u'
Podlediadau Tric a Chlic, CAM 1 GWYRDD, sain 'll'
Podlediadau Tric a Chlic, CAM 1 GWYRDD, ADOLYGU'R SEINIAU
Dyma sesiwn fer ar gyfer adolygu'r holl seiniau yng Ngham 1 GWYRDD!
Unfortunately not the ones with chocolate chips.
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