Interesting facts

Following are some interesting facts from the book Do You Speak American  by Robert MacNeil and William Cran.

1- Southern speech is the largest accent group in the United States.
2-Black Americans and white Americans speak less like each other today than they did two and three        generations ago.
3-Spanglish, Chicano English, and Chicano Spanish are three distinct and thriving American dialects. 
4-Women adopt new pronunciations and speech styles more quickly than men.
5-People react to synthetic computerized voices in the same way they react to real human voices.