A task of the post office staff is to_ (class) mail according to the places it is to go
classify
暂无解析
Decisionmakersmusthavesomewayofdeterminingofseveralalternativesisbest.（）
Thesadconditionofwomenworkingashouseservantsaroundtheworldreceivedmuchmedia_____earlythisyea
The theory of black holes in space__ (accept) by many serious scientists and astronomers.
Apersonisluckyifhiscareer________withhisinterestandhobby
Notuntilrecently_____thatThompsonhadbentellingthetruthallalong
