you can't. you can say has been but not is been. 'is' is the present tense of the word 'be' and been is the past- perfect tense or 'be' They cannot be used together
i have been chating with my friend
English Grammar In Use was created in 1985.
You use English grammar to form sentences and communicate using the English language.
http://www.edufind.com/english/grammar/
H. W. Davies has written: 'An English grammar for...junior classes' -- subject(s): Grammar, English language 'An English grammar for the use of junior classes' -- subject(s): Grammar, English language
The use of good English grammar.
use of seem in English grammer
It is, but it's not proper grammar. It's simply "there was," not "there was been."
John A. MacCabe has written: 'An English grammar for the use of schools' -- subject(s): Grammar, English language
"Gramática" in English means "grammar." It refers to the rules and structures that govern the use of a particular language.
where are you been now
so you can make plurals