As a teacher, he is not only strict _____ his students but also strict _____ his work.
A lion ____ only attack a human being when it is hungry .
If you ____ me , I''ll give you some advice .
Although he knew little about the large amount of work done in the field, he succeeded ________ other more well - informed experimenters failed.
—Is the experiment easy? — ________ . I’ll just do my bit.
—I’m sorry, I shouldn’t have been so rude to you. —You ________ your temper but that’s OK.