Fill in the Blanks ONE, ONESOnline version To avoid repeating yourself, you can use ONE when you are talking about a singular countable noun or ONES when you are talking about a plural countable noun. by marlyn de la cruz 1 one ones ones one ones one one This wallet is very old . I need a new . Jack has three pencils . A red and two pink . Which is your car , the red or the blue ? He needs new shoe . the old are too small . Are these your shoes ? No , the black are mine .