—How long do you think it will be _______ we get the loan?—Perhaps two or three months.
The girl planned to have dance lessons at the training centre with her friend ______ she would stay for an hour.
It is illegal for a public official to ask people for money ____ favors to them.
–Bill is warm-hearted and works hard.—________ his sister Betty.
–How can I operate this machine?—Well, just refer to the _______.
He threw away all the ______ cigarettes, _______ to give up smoking for the sake of his health.