We use the information we get from radio, television, newspapers, and other media to make decisions and form opinions. That is why the mass media are so important. Editorials and articles in newspapers help us decide how to vote, consumer reports on television help us decide how to spend our money, and international news on the radio makes us think and form opinions about questions of war and peace.
    The main idea of this paragraph is __________.
    A、Importance of Classroom Learning
    B、Television — A Rich Source of Information
    C、Importance of the Mass Media
    D、Media — Means to Communicate Messages
    【正確答案】C
    【答案解析】本段文字重點(diǎn)介紹了大眾媒體的重要性，本題通過采用詞性轉(zhuǎn)換的技巧可以得出答案，the mass media are so important，選項(xiàng)C將important轉(zhuǎn)換成了名詞Importance。