So when should you use the present perfect tense?

那么什么时候应该用现在完成时呢？

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

“If”上现在时，“will”上将来时态的动词。

Right here, " I have been wearing" present perfect continuous, great tense.

这里，“I have been wearing”，现在完成进行时，很好的时态。

Semi-controlled could be, we've got a grammatical structure like the present simple tense.

半控可能是个类似现在时的语法结构。

Is it 'if' plus a present tense and 'will' plus an infinitive?

是不是 if 从句用现在时，主句用 will 动词原形呢？

You'll be using the present tenses.

你会用到现在时。

Have a listen to another example in the present tense.

请仔现在时用法的另外个例句。

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

这里，第个动作是现在进行时。

We suggest changing this sentence to the present tense to say when your birthday is.

我们建议把这个句子改成现在时，用来表示你的生日是什么时候。

Remember type 1 conditionals use the present tense and will.

请记住类条件句使用的是现在时和“will”。

This year she has centered more on the present tense.

但今年，她更关注现在式。

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

当你以现在式提问时，就用do。

When talking about our daily routines, we use the present simple tense.

在谈论我们的日常生活时，我们使用现在时。

If you don't pronounce it, then you're using the verb in the present tense.

如果你没有发出来的话，那你就是在用现在时。

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

使用 Unless，你通常要在条件从句中使用现在时。

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

在本节课中，你可以学习所有关于现在时的知识。

Now let's look a little more closely, starting with the present tenses.

现在让我们更详地看，从现在时态开始。

Both parts of the sentence are in the present tense.

句子的两个部分都使用现在时态。

Please make a sentence using the present perfect tense.

请以现在完成式的时态造句。

Sentence one uses the simple past tense. Sentence two uses the present perfect tense.

第句用的是过去时，第句用的是现在完成时。