Hehasmadeanotherwonderfuldiscovery,_____ofgreatimportancetoscience.
A、whichIthinkisEdisontestedmorethanonethousandmaterialstoseeiftheycould_____electric;currentandglow.
Thesecretofbeingagoodinternationalmangerisbeingcomfortablewithmanaging____(diverse)
Tobe____forthecorporateshareholder'sprogram,youmusthavebeenworkinghereforatleastthreeconsecutiveyears.
Heisvery_____andwell-qualified,soheshouldreachthetopofthisprofession.
Iwasoverjoyedatthenewsofmycounty_____somuchprogress.