Focus now on the past perfect and the past perfect continuous.

请注意过去完成时和过去完成进行时。

What about present perfect to past perfect?

那么现在完成时变成过去完成时呢？

I had never been to, okay, past perfect.

I had never been to，过去完成时。

That's an example of the past perfect.

" had departed" 就是过去完成时。

This is the past perfect tense.

这是过去完成时。

Past perfect, we need " had" and a past participle.

过去完成时，我们需要 had 和一个过去分词。

So I need the past perfect — I had spent.

所以我需要用过去完成时——我已经花了。

And past perfect, I was able to add it in.

然后是过去完成时，我能够加入它。

The past perfect is often used to express unrealised hopes.

过去完成时通常用于表达不真实的愿望。

It was past perfect and the verb was " had studied."

它是过去完成时，动词是 had studied。

With this grammar, you're going to use the past perfect.

有了这个语法，你就会使用过去完成时。

How about past perfect? You try this one.

那过去完成时呢？你来写。

But the last questions can be conditionals present or past perfect.

但最后一个问题可以是条件句现在完成时或过去完成时。

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

今天我们要复习现在完成时和过去完成时动词时态。

The past perfect; I had eaten chocolate.

过去完成时；我当时已经吃完了巧克力。

Jay used the past perfect — had hoped.

杰用了过去完成时——had hoped。

And instead of using past perfect forms he uses past simple forms.

这里，他没有用过去完成时而是用了一般过去时。

Lucy said that she had finished her homework, past simple to past perfect.

Lucy 说她已经完成了她的作业，一般过去时变成过去完成时。

And instead of using past perfect forms he uses past simple forms.

这里，他没有用过去完成时而是用了一般过去时。

In the condition clause, it's the past perfect so it's 'had'.

在条件从句中，它是过去完成时，所以是 had。