go on

1)

the lecture went on for hours

Syn:

last, continue, carry on, run on, proceed; endure, persist; take

2)

she went on about her cruise

Syn:

talk at length, ramble, rattle on, chatter, prattle, blather, twitter; informal gab, yak, yabber, yatter, run off at the mouth, mouth off

3)

I'm not sure what went on

Syn:

happen, take place, occur, transpire; informal go down; literary come to pass, betide