属于形容词或代词。many 1.形容词。如：Many schools teach computing nowadays.(许多学校现在开设计算机课程。) 2.代词或名词。I don't know many.(我不知道)。
词典上是这么解释的：many: [ meni ]n. 许多人,许多 a. 许多的 [ 形容词比较级more 最高级most ]
例句与用法1. How many students are there in your class?
你们班有多少个学生？
2. Many people would like to take holidays abroad.
许多人愿意到国外度假。
3. Many dogs have a good nose.
多数狗嗅觉都很灵。
4. Many diseases are caused by bacteria.
许多疾病是由细菌引起的。
5. Many people believe that prison isn't a cure for crime.
许多人都相信监禁解决不了犯罪问题。
6. Many languages have Latin as their base.
许多语言都以拉丁语为基础。
MUCH 和LOTS OF都是一样的，