All_____for time off must go through the Human Resources Department first.
A、requestB
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Hehasmadeanotherwonderfuldiscovery,_____ofgreatimportancetoscience.
He has made another wonderful discovery, _____ of great importance to science.
_______termsofqualityandservice,ourcompanysurpassesthecompetition.
Studentsenrolledasfull-timecanfully____intheuniversityextracurricularclubs.
Hewassaid_____agiftfromher,knowingthatitmeantabribe.