As we all know, it’s not polite to keep others _________ for a long time.
He wants to be a doctor when he ________.
Ang Lee, a Chinese director, won the Best Director again in his_______ last year. —How great he was! It was his ______ time to win an Oscar.
I love nature. I want to move in the future.
A person with good manners never laughs ____people when they are ____ trouble .[ ]