—There is a ticket on the floor, is it yours? —Oh, yes, it’s mine. —Let me _____for you.
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.
They asked many questions ___________ had nothing to do with that topic.