一、如何判断哪些是不可数名词？
1.不可分割的物质名词：
eg：water、air、butter（黄油）
2.太小而不可数的名词：
eg：hair、sand、rice
3.表示总称的词：
eg：food、furniture、money
4.大多数抽象名词：
eg：fun、trouble、patience
5.表示学科的词：
eg：math、history、chemistry
二、可数不可数不是绝对的：
1.the beauty of nature.
2.She is a beauty.
抽象的不可数，具体的可数：
3.This bottle is made of glass.
- a glass of water.
总称不可数，特定的可数：
1.hair头发
2.furniture家具
3.money钱
作业：
用单词的正确形式填空：
1.I need some ___.(furniture) furniture
2.I need some ___.(chair) chairs
3.I have some ___.(money) money
4.He has 2 ___.(dollar) dollars
5.I like ___.(lamb羔羊) It's delicious. lamb
6.I like these ___(lamb). They are cute. lambs
7.She has beautiful ___.(hair) hair
8.You can't buy ___.(love) love
9.She loves ___.(biology) biology
