The present tense would be wrong here.

这里用时态就是错。

This is all present tense. Okay?

这些都是一时。

I've used the present perfect tense here.

我这里用了完成时。

You'll be using the present tenses.

你会用到一时。

If plus present tense verb, will plus future tense verb.

“If”加上一时，“will”加上将来时态动词。

Now this is the present perfect continuous tense.

那么这个就是完成进行时。

Please make a sentence using the present perfect tense.

请以完成式时态造句。

Have a listen to another example in the present tense.

请仔细听一时用法另外一个例句。

Here, the first action is in the present continuous tense.

这里，第一个动作是进行时。

Remember type 1 conditionals use the present tense and will.

请记住一类条件句使用是时和“will”。

This year she has centered more on the present tense.

但今年，她更关注式。

Here, the verb " be" is in the present tense " is."

这里，be 动词用是时 is。

These two sentences are present tense.

这两个句子是时态。

So in the present tense it conjugates to AM, IS, ARE.

所以时中，就成了AM、IS、ARE。

For example, you may know the present perfect continuous tense.

例如，你可能知道完成进行时。

In a present tense, you can say " This wears me out."

用一时，你可以说 This wears me out（这让我筋疲力尽）.

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

是，这些表示从过去到时态使用就是用 “have” 加一个过去分词！

Use do when you make a question in the simple present tense.

当你以一式提问时，就用do。

With Unless, usually you use the present tense in the conditional clause.

使用 Unless，你通常要条件从句中使用时。

In this lesson, you can learn all about the present simple tense.

本节课中，你可以学习所有关于一时知识。