to suddenly start laughing
romper a reír (romper a reir)
"They broke into laughter when the teacher made a joke."
"Ellos rompieron a reír cuando el maestro hizo una broma." (Ellos rompieron a reir cuando el maestro hizo una broma.)
to form an alliance between parties or groups for political...
to look suddenly happy or excited
to develop good habits and control over one’s actions
to allow very little time for something
to happen or develop in a particular way
to persuade someone to accept your opinion