Раскройте скобки, поставив глаголы в нужной форме страдательного залога. those books (return) to the library yesterday. the paintings (exhibit) till the end of the month. the patient (take) to the hospital today, and (operate) tomorrow morning. this room (use) on special occasions. usually the experiments (carry out) every day, but they (not carry out) yesterday.
have being exhibited
was taken
will be operated
is used
are carried
were not carried out