—Have you heard of the song Auld Lang Syne? —Oh, yes. It ________ very sweet.
The story_________is not boring.
—Would you like some bread? —Yes, _________, please. Thank you.
—How much does it take to build the school library? — Four________ yuan.
You return the book now. You can keep it till next week.
Thank you for _______ the door for me.