Thismorningintheclass,ourteacherlosthis______atlastbecausehecouldnotstandanymore.
A、temperProfessorSmithisalsothe_______oftheinternationalprogramoffice.Ifyouhaveanyproblemwhenyoustudyhere,youmaygotohimforhelp.
Manykindsofanimalsarebelievedtohave_________fromtheearth
Withoutapropereducation,peoplecould_______allkindsofcrimes.
The_______workcontinuedformorethanaweekbuttherewasstillnosignofthemissingboy.
Bothsugarandsaltcan______inwater.
