That's it. " Seen" is actually a past participle.

那就对了。Seen 其实过去词。

And the past participle is difficult to learn, but you can do it.

过去词很难学，但你可以做到。

The passive verb form is made using " be" and a past participle verb.

被动语态动词形式由 be 动词和动词过去词成。

Yes, those " past to present" tenses using have plus a past participle!

的，这些表示过去到现在的时态的使就 “have” 一个过去词！

In American English, the past participle of " get" is " gotten" .

在美式英语中，" get" 的过去词" gotten" 。

For regular verbs, the past participle form is the same as the simple past.

常规的动词形式，动词的过去词形式和一般过去时一样。

Take the past participle of get, which in Britain is got and in America gotten.

以get的过去词为例，在英国got，在美国gotten。

The present participle can act as a gerund, adjective or part of a verb.

现在词可以作为动名词、形容词或动词的一部。

They can also be active participle adjectives, but I'll talk about that in a second.

他们也可以主动的词形容词，但我会稍后谈到这一点。

Subject, have in its correct form, object, past participle.

主语，have 的正确形式，宾语，过去词。

The negative, have and has plus not plus the past participle, I have not worked.

否定形式，have/ has 上 not，上过去词，我还没有工作。

In a sleeping baby, the word sleeping is a present participle used as an adjective.

在 a sleeping baby (熟睡的婴儿）中，sleeping为现在词当形容词。

Notice that the main verb brought is in the past participle form.

注意，主要动词 brought 过去词形式。

Perhaps your language has a tense with 'have' and the past participle too!

也许你的语言中也有带 have 和过去词的时态呢！

Adored is the past participle of the verb adore.

崇拜动词 adore 的过去词。

Most English tenses use a word form called a " participle."

大多数英语时态使一种叫做“词”的单词形式。

These include been, the past participle of the verb be.

包括 been，动词 be 的过去词形式。

It's a participle adjective; an active participle adjective.

这一个词形容词; 一个主动的词形容词。

A present participle is a word that is formed from a verb and ends in -ing.

现在词由动词成的，以-ing结尾的单词。

When we say, " It was eaten by" , passive speech for past participle.

当我们说，It was eatan by.被动语态要过去词。