He preferred rating a car to having one of his own. He prefers to rent a car rather than to have one of his own. 这个句子有什么不同?第一句子为什么加ed,第二个加s'
问题描述：
He preferred rating a car to having one of his own.
He prefers to rent a car rather than to have one of his own.
这个句子有什么不同?第一句子为什么加ed,第二个加s'
答
这个句子有什么不同?第一句子为什么加ed,第二个加s'这是时态问题,第一个句子用一般过去时表达,所以动词后面接ed,第二句用一般现在时表示,he是第三人称单数,所以动词prefer用单三形式,加s.至于句子用什么时态,要根据...