be free的用法和樣例：
例句
- The manager will be free soon you can wait for her here.
經理一會兒就有空了--你可以在這兒等候她。 - Will you be free next Friday?
下星期五你有空嗎? - I'll be free at three this afternoon.
今天下午我3點鐘有空。 - A judge must be free from prejudice.
法官必須不抱成見。 - The prisoners wish to be free again.
囚犯們希望重獲自由。 - If you do not mind wait, Mr. Smith will be free in about twenty minutes' time.
如果您能等一下，史密斯先生20分鐘后就有空了。
