We can not trust him any more because he often________ his duty.
D
暂无解析
ProfessorSmithisalsothe_______oftheinternationalprogramoffice.Ifyouhaveanyproblemwhenyoustudyhere,youmaygotohimforhelp.
Healwayshasalotof_______ideasinhismind,andsometimeswedonotevenknowwhatheisthindingabout.
Thismorningintheclass,ourteacherlosthis______atlastbecausehecouldnotstandanymore.
Asateacher,youshouldnot_______thestudentsfromaskingquestionsinclass.
Withthe_______ofMary,allthegirlstudentsareeagertogototheparty.