Tobe____forthecorporateshareholder'sprogram,youmusthavebeenworkinghereforatleastthreeconsecutiveyears.
A、eligibleAnyvisitorstotheproductionfacilitiesmust____asecuritypassfromtheinformationdeskatthefrontentrance.
Theyfulfilledtheplanmuchearlierthanthey_____
Hehasmadeanotherwonderfuldiscovery,_____ofgreatimportancetoscience.
_______termsofqualityandservice,ourcompanysurpassesthecompetition.
Edisontestedmorethanonethousandmaterialstoseeiftheycould_____electric;currentandglow.
