The teacher told the parents that their son b__________ well at school.
The child birthrate in that area has __________ (翻了一番).
The rights of the __________ (个人)are considered to be the most important in a free society.
The company managed to satisfy the workers __________ (要求）for more money.
What is your. __________ (固定的）address?
I'm under __________ (合约)to teach here for one year.