— Can we see your manager now?— I’m afraid not. He ______ a meeting for nearly two hours and I’ve no idea when it will be over.
She will tell us why she feels so strongly that each of us has a role _____ in making the earth a better place to live.
---Were you satisfied with the exam result? ---Not a ______. I should have done much ______.
It's no such ____ long distance from here to ____ supermarket. We can walk there.
The quality of the teachers will influence the students,and ________, the quality of the students will influence the teachers.
That was the last time I saw my father before he _____.