|−||the telephone number|
|−||the home phone|
|−||the mobile phone|
|−||the at sign|
|−||the email address|
External link to Means of communication exercises (615).
Open TextBooks are collaborative projects, with people from all over the world bringing their skills and interests to join in the compilation and dissemination of knowledge to everyone and everywhere.
Become an Ambassador and write your textbooks.
Become a Books4Languages Online tutor & teacher.
More information here about how to be a tutor.