She sat and s at the letter in front of her.
He has __________ (申请)a post in a company in America.
The swimming pool is __________(可利用的)only in summer. In winter, it's closed.
Ellen got a __________ (临时的)job during her last summer vacation.
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.