No comma, there is no comma before also at the end of a sentence.

没有逗号，句尾的also前没有逗号。

And it's called the Oxford comma or sometimes the serial comma.

个逗号也被称作牛津逗号，有时也被称为连续逗号。”

It's like a comma that's higher up.

就像一个逗号，在更的逗号。

If you miss a comma you can actually look for that comma for two weeks.

如果你漏掉一个逗号，你可能会用两周的时间来寻找个逗号。

It looks like a comma crossed with a period.

它的样貌结合逗号与句号。

They say that the emergence of text messaging is killing off commas, colons and apostrophes.

他们说短信的出现逗号、冒号和省略号。

The whole comma situation is very similar.

逗号的使用情况非常相似。

You can also just write the person's name plus a comma.

你也可以只写下人名再加上个逗号。

The Oxford Comma... It clogs up writing!

牛津逗号......它妨碍写作！

Let's stop before we go past this comma.

我们在个逗号之前停下来。

Note that these things are separated by commas but there is no comma before " and."

请注意，些事物之间用逗号分隔，但and前面没有逗号。

And again here, you don't have necessarily write the comma for 45000 or 1200.

里你不用给45000或1200加逗号。

You know, commas are hard. Even native speakers mess up with commas a lot.

逗号很难。即使本地学生也会搞混。

Be sure to put a comma after your closing.

务必在你的结束语后面加上一个逗号。

I think I'm pretty good at it, and I especially like commas.

我觉得我很擅长它，尤其喜欢逗号。

Commas can be used in many places.

逗号可以用在很在地方。

It has lots of commas, clauses.

它里面有很多逗号，从句。

The dependent clause, " Every Thursday, " is separated by a comma.

从属子句“每周四，”用逗号隔开。

In a personal letter, add a comma after the greeting.

在私人信件中，在问候语后加上逗号。

If the " If clause" comes first, we need a comma, if it comes second, we do not.

如果 if 子句在前，我们需要逗号，如果它在后，我们就不需要逗号。