What does "a lot of" mean in English for Spanish?

In English for Spanish, "a lot of" means:

un montón de

Listen to "a lot of": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 2, Scene 10
• English for Spanish 3, Level 2, Scene 12
• English for Spanish 3, Level 2, Scene 11