Go on + 動名詞 は、動名詞の行動を続けるという意味です。
例
- He went on speaking for two hours.
- I can't go on working like this - I'm exhausted.
- Even after I apologized, he went on being angry for another month.
- The show will go on playing through the end of the year.
Go on + 不定詞 は、次の行動に移るという意味で、しばしば文脈で述べられた工程の次の段階を指しています。
例
- After introducing her proposal, she went on to explain the benefits for the company.
- John Smith worked in local government for five years, then went on to become a Member of Parliament.
- After making dinner, I went on to set the table.
- When you're done with your soup, you can go on to serve the main dish.