Today we are looking at the present perfect, and the present perfect continuous.

今天，我们要学习现在和现在进行。

The present perfect simple and continuous tenses.

现在和现在进行。

Those are the differences between the present perfect and the present perfect continuous.

这些是现在和现在进行之间差异。

So it's just the present perfect with 'would' in front of it.

就是在“would”之后加现在。

We use the present perfect and the present perfect continuous for both finished and unfinished actions.

我们用现在现在进行表示和未动作。

I've used the present perfect tense here.

我在这里用了现在。

It's the present perfect and you can't use 'when' with the past simple and the present perfect.

这是现在，“when”和一般过去和现在不能一起使用。

Probably here, we would use the present perfect, right?

大概在这里，我们会用现在。

Don't confuse this structure with the present perfect.

不要把这个结构和现在混淆。

And so I have a lot of present perfect here.

所以我在这里使用了很多现在。

And again, I've got your present perfect here.

同样地，这里我使用了现在。

However, sometimes the present perfect continuous cannot be used but the present perfect simple can.

但是，有现在进行不可以使用，但现在可以。

Answer this conditional and this present perfect question.

回答这个条件问句和这个现在问句。

" How long" is often used with the present perfect verb tense.

" How long" 经常用于现在。

Today we are reviewing the present perfect and past perfect verb tenses.

今天我们要复习现在和过去动词态。

Okay, there has been, present perfect.

There has been，现在。

What about present perfect to past perfect?

那么现在变过去呢？

Here's the final use for the present perfect.

下面是现在最后一种用法。

The word " have" in the phrase is part of the present perfect verb tense.

该短语中" have" 是动词现在一部分。

Today, we'll look a tense which many of us struggle with, the present perfect simple.

今天，我们会学习一个很多人都觉得很难态，现在。