填空题
The sudden noise frightened the birds, and they took ______. (wind, wing)
填空题
My mother never let me paint my ______. (nails, mail)
填空题
The child sat on his mother's ______. (nap, lap)
填空题
Is there a ______ between smoking and lung disease? (nick, link)
填空题
I ______ the cream from the milk. (skim, skin)