Because ICT would be ideal and if it's adult learners a course can be design and created and teach them via the internet if they have a consistent connection.
Yes, sorry Everton Bailey, I am a bit unsure of the exact question. I can offer a couple free sights that I have found useful in my senior high school and university classes in Japan. They have a variety of tasks and then students can practice the conversations in pairs. They can be accessed in class or students can use their smartphones anywhere, anytime. I hope this will assist you.
A standard language is a variety of language that is used by governments, in the media, in schools and for international communication. ... It has examples of forms of English that are standard but that are more common in speaking than in writing.
A variety is characterized by the basic lexicon, phonology, syntax shared by members of the group. There are two ma or varieties of language based on the terms of the users and the use which are the standard variety, dialects !regional/ geographical and socio economics" and registers !functional varieties".