Future will be a marvelous world of artificial ______----- robots might have their emotions and we human beings might have robots as friends.
One of the students hasn’t prepared ____ lessons very well.
Either the boy or his sister must have _____ dinner here.
_____stop fooling, boys and girls, and he .
To pay to see that movie will be foolish when you can see it on television for___ .
Is that a book on farming? If so, I want to borrow___.