Mr.Smithgradually_____aknowledgeofthesubject.
A、attainedHeisaveryhonestofficialandnever_____anygiftsfromthepeoplewhosoughthishelp.
Favorablepoliciesare___________toencourageemployees'professionaldevelopment.
Mr.Smithgradually_____aknowledgeofthesubject.
Wehaveenteredintoanage_______dreamshavethebestchanceofcomingtrue.
Mycameracanbe_____totakepicturesincloudyorsunnyconditions.