—There is a ticket on the floor, is it yours? —Oh, yes, it’s mine. —Let me _____for you.
My storybook is ______ of the two.
She ______ know the answer, but I’m not sure.
--- Why don’t we go climbing tomorrow? --- ___________
The little girl kept _____ the house, because she wanted to keep it _____.
___________ the three questions, which one is the most difficult to answer?