Bothsugarandsaltcan______inwater.
A、desertWecannot_______allthemagazinestogether.
Wecannottrusthimanymorebecauseheoften________hisduty.
Asateacher,youshouldnot_______thestudentsfromaskingquestionsinclass.
John_______tobeapoliteman.Butinfactheisveryrude.
Weare_______attherapidprogressMarkhasmadeinthissemester.
