American Sign Language is spoken only in the United States and parts of Canada. Sign languages are regional, not international. The need for an interpreter depends on the situation and the people involved. Interpreters can be described as a communication link. Do not refer to a deaf person as deaf and dumb.
Many deaf people have the ability to speak orally.
Deafness does not, in itself, affect intelligence. Some people prefer to voice for themselves, even with a sign language interpreter present interpreter. In addition, in conversation it is not necessary to avoid using the words or phrases like hear or sounds good with a deaf person. Improve communication accuracy and avoid misunderstandings. Facilitate more complete communication, so that both individuals feel free to ask questions and offer more in-depth explanations.