The police investigator ...... (ask) questions about you all day long.

David ...... (talk) to the managing director loads of times today.

The nervous tourists ...... (walk) up and down the hallway for hours.

Dr Stewart ...... (shout) at his assistant for hours now.

Mr and Mrs Jones ...... (argue) for years now.

The phone ...... (ring) all day.

The tablet computer ...... (run) the whole day.

Those sportsmen ...... (jog) for hours.

The students ...... (listen) to the same boring story for several lessons in a row.

The workers ...... (use) your office the whole summer.

The film producer ...... (send) out invitations all morning.

My youngest daughter ...... (wake) up in the night a lot. She's got a cold and bad sore throat.