問題詳情：
CNN Student News is a ten﹣minute，commercial﹣free，daily news program ______ middle and high school classes，______ is available Monday through Friday during the school year．（ ）
A．adapted for； it B．meant for； that
C．intended for； this D．designed for； which
【回答】
D
知識點：詞組 短語
題型：選擇題
