Spanish preterite. Spelling change verbs that end in -gar

Por ejemplo:

Llegar

PersonStemending meaning
yollegue I arrived
tullegasteyou yarrived
el/ellallegóhe/she arrived
usted llegóyou (Formal) arrived
ustedes llegaronyou guys arrived
nosotros llegamoswe arrived
ellos/ellasllegaronthey arrived

The verbs bellow follow this pattern:

conjugar regar
llegar tragar
jugar (ue) vagar
pagar
regar
tragar