Weare_______attherapidprogressMarkhasmadeinthissemester.
Wedonothavea_______schoolinourinstitute.ThehighestdegreeweprovideforthestudentsisaB.A.andaB.S..
ProfessorSmithisalsothe_______oftheinternationalprogramoffice.Ifyouhaveanyproblemwhenyoustudyhere,youmaygotohimforhelp.
The_______workcontinuedformorethanaweekbuttherewasstillnosignofthemissingboy.
Sometimesitisverydifficultto_______someoftheEnglishwords.Eventhenativespeakercannothelp.