Issue:
    The primary goal of technological advancement should be to increase people's efficiency so that they have more leisure time.
    Argument:
    某公司vice president 建議安裝monitoring system;防止員工上班時間玩游戲購物;為了improve productivity, foster create profits, working ethic
    長閱讀：第14條修正案
    短閱讀：莫奈和他老師的作品風格隨時間變化發(fā)生了轉(zhuǎn)變
    數(shù)學：
    關(guān)于三角錐的立體幾何，三個棱相等，一個側(cè)面的頂角是60°，求底面三角形的角度