—I' m sorry, but I didn’t mean__________ out your secret.—But you know, letting out one's secret means________ one' s feelings.
It is quite clear ____ he won't see us.
1 feel that one of my main duties ______ a teacher is to help the students to become better learners.
___ he did it remains a secret.
It was a pity that the great writer died _________his works unfinished.
That is not ____ I want.