Although he is ____ boy ,he knows a lot about the universe.A. a eight-year-oldB. an eight-years-oldC. an eight-year-old
Sixteen-years-olds shouldn’t ______to go to an Internet bar.
--- Hey! Don’t you remember me? --- Wow! Paula? You used to ________ curly hair.
--- How do you study a test? --- I study working a group.
—When are the Blacks leaving for New York? -- Pardon? — I asked ___________.
Millie doesn’t like to argue ______others and she often forgive others _____ their mistakes. How easy-going she is!.