The documents __________ by the manager this morning.

• have been reviewed

• have reviewed

• reviewed

• have been reviewing

The new policy __________ by the board of directors recently.

• have been implemented

• has been implemented

• have implemented

• has implemented

The report __________ by the team since last week.

• have been completed

• has been completed

• have completed

• has completed

The complaints __________ by customer service already.

• have been resolved

• has been resolved

• have resolved

• resolved

The invitations __________ to all the guests.

• have been sent

• has been sent

• have sent

• sending

The books __________ from the library this week.

• have been borrowed

• have borrowed

• has been borrowed

• borrowed

The documents __________ already __________ by the secretary.

• have / signed

• has / signed

• have / been signed

• has / been signed

The project __________ successfully so far.

• has been completed

• have been completed

• has completed

• completed

The final decision __________ by the committee.

• has been made

• have been made

• have made

• made

The new software __________ in many departments.

• has been installed

• have been installed

• has installed

• have installed