試題詳解

39. Most business letters today are written on a word processor, which can help writers find and fix typos without having been used correction fluid. Also, be sure to select a clear, traditional type font, set in a readable  ize, and use only a printer that can produce dark, high-grade type. V. Dialogue Thomas: Do you have the time?
(A)written on
(B)writers find
(C)having been used
(D)a readable