---Why are you worried?--- I’m expecting a call from my daughter. She _______ abroad for three days.
The room is ___________ for eight people to live in.
Though the player is over forty, he can run ___________ some younger players.
Don’t ___________ your dictionary all the time when you meet new words.
It is difficult __________ you ___________ finish the work in a week.
I can’t understand ____________ the boy alone.