I bought a dress for only 10 dollars in a sale; it was a real _________.
He is ______ a teacher to me, and he is also my friend.
He kept a little notebook, in which _______ the names and addresses of his fiends.
The teacher always waits until all the children _____before he starts the lesson.
---You were brave enough to raise objections (反对) at the meeting.---Well, now I regret _______ that.
______Yang Liwei succeeded in circling the earth ______ all Chinese people.