Heworksinouruniversityasavisiting_______,notasaformalfacultymember.
A、traditionalManykindsofanimalsarebelievedtohave_________fromtheearth
Ihavenotheardanythingfromhimsincehis_______.
Wedonothavea_______schoolinourinstitute.ThehighestdegreeweprovideforthestudentsisaB.A.andaB.S..
Itisnot---_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.
He_______tostudyharderinthefuturesothathecouldhavemoreopportunitiestofindabetterjob.