Learning Idioms/Proverbs with Mr. Duncan

Following with Mr. Duncan's lessons, here we have a very interesting one about English idioms.
Idioms cannot be understood from the meaning of the constituent words: "It's raining cats and dogs" has nothing to do with these animals but with the amount of water rain. So, do never attempt to translate idioms literally!
For a complete list of idioms and idiomatic expressions (about 3,470 English idiomatic expressions with definitions) you can also visit UsingEnglish.com.

Enjoy it!