The number of undergraduate degrees in engineering awarded by colleges and universities in the United States more than doubled from 1978 to 1985.
请教一下,这道题正确选项是more than doubled可是我不太清楚如果这样的话这里的谓语动词是什么呢?我还是个菜鸟,请牛牛指教一下吧!
多谢!
从答案来看也是double可我不太明白如果double作谓语动词的话,前面加more than又是怎么回事呢?能给解释一下这个语法结构吗?
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