单选题Carl is studying______food science at college and hopes to open up______meat processing factory of his own one day.
A./;a
B./;the
C.the; a
D.the; the
参考答案:A
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答案解析:本题考查冠词用法。food science“食品科学”为抽象名词,抽象名词前一般不加冠词。factory“工厂”为可数名词,用不定冠词a表示泛指。句意为“卡尔正在大学里学习食品科学,希望有一天能够开一家自己的肉类加工厂”。故本题选A。