一、名词的各种分类
单、复数的用法及单数名词变复数名词的方式，包括可数名词的复数的变化规则，少数不规则名词的复数形式及部分单复、数同形的名词。
【考例】There is good_________ for you. Ive found your lost watch. [广东省]
A. news B. ideas C. messages D. thoughts
[答案]A。[解析] 四个选项都是以s结尾的名词，其中A为不可数名词，B、C、D为名词的复数形式，句中用了连系动词is，所以只有A项正确。
My uncle will come to my house for dinner．I want to buy some ___to make a vegetable salad for him．[济宁]
A．meat B．tomatoes C．apple juice
[答案]B。[解析]下文说制作蔬菜沙拉，故选蔬菜类的tomatoes。
The teacher said we needed to choose three for the school concert. [ 重庆]
A. farmers B. doctors C. drivers D. singers
[答案] D。 [解析]可数名词的复数形式是在原形后加s。根据school concert可知，需要挑选的是singers。
At night the koala bear gets up and eats___________．[广元]
A．1eaf B．1eaves C． leafs
[答案]B。[解析]考查名词leaf的复数形式。 以f或fe结尾的名词在变复数时，一般将f或fe变v后，加es。
The PLA man saved three ____lives in the accident．[济南]
A．children B．children C．child D．childs
[答案]A。[解析]考查名词所有格的用法。three后接复数children，变名词所有格时直接加s，故选A。
Come on，children．Help yourselves to some_________ if you like．[南通]
A．fish and chicken B．fishes and chicken C．fish and chickens D．fishes and chickens
[答案]A。[解析]fish(鱼肉)和chicken(鸡肉)都是不可数名词。
All the ____teachers enjoyed themselves on March 8th，because it was their own holiday．[ 重庆]
A．man B．men C．woman D．women
[答案]D。[解析]由时间on March 8th可知是妇女节，因此是女教师。女教师单数形式用woman teacher，复数形式两个词都要变为复数。故选D。