Употребите глагол,данный в скобках,в указанном времени1 Computer (to help) our space programme,our armed forces,our business and industry,sports and medicine.(Present Indefinite)2 They are the most afficient servants man ever (...

Употребите глагол,данный в скобках,в указанном времени 1 Computer (to help) our space programme,our armed forces,our business and industry,sports and medicine.(Present Indefinite) 2 They are the most afficient servants man ever (to have)(ptesent perfect) 3 Advanced automation (to be) impossible without computers(ptesent indefinite)