Squanto had the ability to speak English at a time when very few Native Americans could not. Today almost all Native Americans in the United States and Cananda can speak English.
Many speak English; ask them, they will tell you.
English is the most commonly spoken language among African Americans. Additionally, some African Americans also speak African languages such as Yoruba, Igbo, or Twi, depending on their heritage or upbringing. Spanish is another language that some African Americans may speak, particularly if they have roots in Latin America or the Caribbean.
No, native Indians did not speak French.
According to the U.S. Census Bureau, approximately 96% of Americans speak English.
Hispanic-Americans speak Spanish and English. Hispanic people are language-defined, for they speak Spanish as native language. (Simply learning fluent Spanish, does NOT magically turn you Hispanic!) Some Americans who are descendants of Hispanics don't speak Spanish anymore, so they just speak English as their active tongues.
Native Washingtonians (which makes as much sense as saying Native Americans) includes many tribes-Cathlamet, Chilluckittequaw, Columbia, Hoh, Humptulips, Klickitat, Lummi and so on. Unfortunately a lot of these languages have now been lost and many just speak English.
Your question does not make all that much sense if you mean how do you speak English like a native American the answer is you will never be fully able to, but if you surround yourself with Americans you will come close.
American English
Most Asian Americans speak English.
80% of Americans aged five and older speak only English at home.
Native Americans speak in language not in symbols.