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    精英家教网 > 高中英语 > 题目详情
    (2013·东北三校4月联考)—Car prices have been going down sharply in the last 20 years.
    —It's not surprising because the law of market ________ the price of a product.
    A．is controllingB．controls
    C．has controlledD．controlled
    B
    B　句意：“汽车的价格在过去的20年急剧下降。”“这一点也不奇怪，因为市场规律决定产品的价格。”“市场规律决定产品的价格”说的是一个客观事实，因此用一般现在时。
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