Is Medicine a science?　 —Well, nowadays, most doctors recognize that medicine is ____ it is a science.　　

Sales director is a position ______ communication ability is just as important as sales [ ]

As a teacher, he is not only strict _____ his students but also strict _____ his work.

Kate had a quarrel with Tom because of trifles(小事).— It’s______ of her to make trouble at home. [ ]

I’d like to work with _______is honest and easy to get on with.