• E.g. Mary is a great honor to our class. • What a surprise you gave us all.
• 可数和不可数名词的不定量的表示:
• 利用单位词:“数词或冠词+量词+of+不可 数名词”量词有单复数形式,of只能加原形
• a bottle of, a pair of, a piece of, a drop of water, a bar of chocolate, a loaf of bread, an article of furniture, a bowl of rice, a kilo of salt, a grain of sand,
以s结尾,表示单数,没有复数意义的词: economics, the United States/Nations, maths,
news, physics, politics
• 不可数名词:无复数形式,也不能由不定 冠词a/an限定;包括物质名词和抽象名词
• 专有名词:BBC英国广播公司 Mark Twain马 克·吐温 the West Lake西湖
• 九、主谓一致 • 1. 语法一致原则 • 2. 意义一致原则 • 3. 就近一致原则
• 十、情态动词 • can, could, be able to • may, might • must, have to • should, ought to • need, dare • shall, will, would • 其他情态动词的用法
变f或fe为v再加-es
thieves, wives, lives, leaves, knives, shelves, halves
既可直接加-s,也可变f或fe 为v再加-es