快递员每天要递送上百个包裹。

The ___deliverers handle hundreds of packages every day.

消防员被誉为拯救被困在燃烧大楼中人们的救星。

The firefighters were praised as the ___deliverers who saved people trapped in the burning building.

校长作为奖项的颁发者，将宣布优秀毕业生名单。

The principal, as the ___deliverer of the awards, will announce the list of outstanding graduates.