Change the following sentences from active voice to passive voice.

1.Mrs.Racho donated food packs for the LSI.___________________________

2.The doctor examines the COVID patients.__________________________

3.Health protocols are observed by the people in the community.____________________

4.Inter-agency task force(IATF)introduced to the people the different health standards._______________________

5.Classrooms are utilized as quarantine facilities for the locally stranded individuals(LSI).____________________​