соединять(звонящего с абонентом // I'm his secretary, but just a moment and I'll put him on the line. / I'll put him on the line. Could you hold on, please? 4uzhoj)
соединить(звонящего с абонентом • Secretary: Just a moment, I'll put him on the line. • I'll put him on the line. Could you hold on, please?4uzhoj); соединить с(Secretary: Just a moment, I'll put him on the line. • I'll put him on the line. Could you hold on, please?4uzhoj)