This document discusses the past life of Madame Butterfly when she was a caterpillar and contrasts it with her present life as a beautiful butterfly. It provides examples of how to use the phrases "used to" and "be/get used to" in sentences.
In the past, Madame Butterfly used to be an ugly caterpillar that ate leaves, got in trouble with the gardener, and hid from him. Now, as a beautiful butterfly, she is used to people loving her and getting compliments, and her life is very different than when she was a caterpillar.
The document also explains the proper usage of "used to", "be used to", and "get used to" when talking