Verb or Verb+ing?
When write verb and when write verb+ing?
Example:
1) Suddenly the strange woman quit ... (talk/talking) and left the room. |I think that "talk"|
2) Soon the boy managed ... (to find/finding) the lost article. |I think that "finding"|
3) My grandfather enjoys ... (read/reading) encyclopedia. |I think that "reading"|
I read information about it in the Internet, but i don't understand it. Help me, please.