Excuse me, what............ (you / do) in this room? This is for staff only.
What are you doing in thi room?
They................(have) lots of problems with the new lifts these days
They are having lots of problems ...........
You're very quiet today! ....................... (you / think) about your presentation?
Are you thinking about....?
Look at the woman over there. Why ..............(she / sit) at John's desk?
is she sitting?
Carlos usually ___(sit) in the main office, but today he _____(work) at home.
sits/is working
What...............(Nadia / think) about her new boss?
does Nadia think about
What time ................ (you / have to) leave home to get to work?
do you have to
A Whose is this briefcase? B I____(think) it _______(belong) to one of our visitors.
I think it belongs ...............