Sentence examples for have been so from inspiring English sources

has been so wise

had been so destructive

have been supreme

i have been working so hardly

i have been so stressed for months

have been too

have been consequently

have believed so

have beaten so

have worked so

have begun so

have been hence

have been very

have been thus

have been well

have been however

have participated so

have been yes

have been even

have been accordingly

have borne so

have ben so

have issued so

have been thereby

have been guys