It is helping the verb " watch" along with the present participle ending -ing to become the present progressive tense.

它帮助词watch和现在词尾-ing一起构成现在进行时。

In part because of the present participle.

部原因是现在词。

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为现在词当形容词用。

It is helping the verb " watch" along with the present participle ending –ing to become the present progressive tense.

它辅助词“watch”和现在词尾“-ing”一起构成现在进行时。

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

现在词是由词构成的，以-ing尾的单词。

Did you find the present participle?

你找到现在词了吗？

As a reminder, the present participle is a word form that ends in -ing and has specific functions in English.

提醒一下，现在词是一种以-ing尾的单词形式，在英语中有特定的功能。

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

现在词可以作为名词、形容词或词的一部。

These are examples of the present participle, a word form that ends in -ing and has a specific purpose in a sentence.

这些都是现在词的例子，现在词以-ing尾，在句子中有特定的用途。

Use of the present participle " talking" here suggests the speaker only heard part of what was said.

现在词“talking”的使用在这里表示说话者只听到了说话内容的一部。

You do not need to learn them all to understand the present participle.

你不需要为了理解现在词而把它们全部学完。

On this Everyday Grammar program, we will talk about three uses for present participles.

在今天的《每日语法》课程中，我们将讨论现在词的三种用法。

The speaker used the verb " burn" in its present participle form, " burning."

说话者使用了词“burn”的现在词形式“burning”。

This headline has two present participles in it.

这个标题中有两个现在词。

You need to finish either present participle or the infinitive here.

你需要在这里完成现在词或不定式。

Then we have a linking verb, is, and reigning is a present participle.

然后我们有一个系词“是”，而“reigning”是一个现在词。

Present participles also can serve as what are called " gerunds" (gerunds).

现在词也可以充当所谓的“名词”（名词）。

Subject I, you, he, etc. plus had been plus the present participle, the verb ing.

主语（我、你、他等）加上had been再加上现在词（词+ing）。

And you know the gerund has three uses: It's either a present participle -- working, talking, singing; an adjective -- a climbing tree or a swimming pool; or just a noun -- cooking.

你知道名词有三种用途：它要么是现在词——工作、谈话、唱歌；形容词——一棵攀爬的树或一个游泳池； 或者只是一个名词——烹饪。

Now, we form the present perfect continuous with the subject plus have or has and the present participle of the main verb.

现在，我们用主语加上助词“have”或“has”以及主要词的现在词来构成现在完成进行时。