They’ve is the usual spoken form of ‘they have’, especially when ‘have’ is an auxiliary verb.
The worst thing is when you call friends and ~ gone out.
They’ve is the usual spoken form of ‘they have’, especially when ‘have’ is an auxiliary verb.
The worst thing is when you call friends and ~ gone out.
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012