You can only use with countable nouns.

你只能跟可数名词连用。

We use fewer for countable nouns.

可数名词我们使用 fewer。

In English some nouns are countable.

英语中有些名词可数。

We usually use 'all' with plural countable nouns and uncountable nouns.

我们通常在复数可数名词和不可数名词时使用‘all’。

It can be a countable noun or an uncountable noun.

它可以可数名词，也可以不可数名词。

So, how do you know if a noun is countable or uncountable?

那么，你如何知道一个名词可数还不可数？

And all of a sudden all of these things can become countable!

这样眨眼地功夫所有这些东西就都变成可数了！

Now, today's mistake relates to the use of countable and non-countable nouns.

今天错误关于可数名词和不可数名词使用。

Tonight we're going to ask you three questions about… Countable and uncountable nouns.

今晚我们将问你们三个问题，关于可数和不可数名词。

As you rightly say, 'cake', like many other nouns, is both countable and uncountable.

你说对了，就像一些其它名字一样，cake可同时做可数名词和不可数名词。

Before we start, here's a quick reminder about countable and uncountable nouns.

在我们开始之前，这里想快速提醒一下大家关于可数名词与不可数名词。

" Details" are countable, therefore the sentence has a plural verb.

“Details”可数名词，因此这个句子中应该用复数形式动词。

But the word fault has other meanings where it's countable.

但 fault 这个词在它可数时候还有其他意思。

One in 10,7 in 10,6 in 10, you can only use with countable nouns.

十分之一，十分之七，十分之六，你只能把它们跟可数名词连用。

And then car fumes is countable, so it would be " too many car fumes" .

汽车尾气可以计数，所以应该“too many car fumes”。

But when we're talking about individual strands of hair, hair is a countable noun.

但当我们说单绺头发，头发就可数名词。

To make an uncountable noun countable, we need to use a container.

要让一个不可数名词变成可数名词，我们要用到量词。

Remember that you can watch the countable nouns lesson, right here!

记得看可数名词课程，就在这里！

And we use it with PLURAL countable nouns and uncountable nouns.

我们用 some 来修饰复数可数名词和不可数名词。

And electricity production is not countable, so we can't say 8 in 10.

而电力产量不可数，所以我们不能说十分之八。