书上说是“Classes begin at eight.She has four classes in the morning.”_英语解答

书上说是“Classes begin at eight.She has four classes in the morning.”
我疑惑为什么不是"Class begin"和"four class in the morning".

人气：477 ℃　时间：2019-11-04 23:30:40

解答

Classes begin,从语法说是对的,从意思上说是：课堂时间是8点开始.classes在这里是统称,指课堂,泛指,没有特指某一节课.所以用复数.four classes指4节课,可数名词,用复数形式.