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  • 科目:英语
  • 题型:单选题
  • 难度:较易
  • 人气:1831

—You've dropped ________ “s” in the word “acros”.
—Oh, ________ letter “s” should be doubled like this “across”.

A.a; a B.an; a C.an; the D.the; the
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—Youvedroppedsinthewordacros.—