Use active or passive voice in the sentences below :
a) Children usually ( to visit ) museums , churches , and theatres at weekends
b) Corinas new friend ( to invite ) also to the party
c) Who ( to drive ) the car ?
d) I see new office workers ( to engage ) now
e) Which English book ( to translate ) now ?
f) John , why are you walking ? - You see , my car ( to repair )