可数与不可数名词
Countable & Uncountable Nouns
可数名词可以计数并且有复数形式（one book, two books）。不可数名词不能单独计数，也没有复数形式（water, advice, information）。不可数用 "much"，可数用 "many"。
何时使用
可数名词与 a/an、数字、many/few 搭配。不可数与 much/little/some/any 搭配，但不能直接与 a/an 或数字连用。要数不可数名词，用 "容器"短语（a glass of water, a piece of advice）。
结构
Countable: a/an + noun, numbers, many/fewI have three books and a pen.
我有**三本书**和**一支笔**。
Uncountable: some/any/much/little + noun (no plural)Can I have some water? There isn't much time.
我能要**一些水**吗？没**太多时间**。
a piece/glass/cup of + uncountable nounCan I have a glass of water and a piece of advice?
能给我**一杯**水和**一条**建议吗？
信号词
- many
- few
- a few
- much
- little
- a little
- some
- any
例句
There are many books on the shelf.
架子上有**很多书**。
We don't have much time left.
我们没**多少时间**了。
Can I give you some advice?
我可以给你**一些建议**吗？
She has a few friends in this city.
她在这个城市有**几个朋友**。
There is very little water in the bottle.
瓶子里的**水非常少**。
常见错误
Can you give me an advice?
Can you give me some advice?
"Advice" 是不可数 —— 不能用 a/an
I have many homeworks to do.
I have a lot of homework to do.
"Homework" 是不可数，没有复数形式
提示
学习者常误以为可数的不可数名词：information, news, furniture, luggage, advice, knowledge, research, traffic, money 和 homework。