Shouldn't you use a past verb form?

不应该用动词过去形式吗？

This is the past tense form of " go out" .

这个句子里用到了该短语的过去式形式。

Should is a modal verb and so has no past form.

Should 是一个情态动词，所以没有过去式。

In the example, we have the past forms heard and saw.

在这个例子中，我们用到了heard和saw（听到和看到的过去形式）。

Notice that the verb " be" appears in the past form, " was."

注意动词 be 以过去式形式出现，was。

Notice that the past form is " lost, " not " losed" .

要注意，其过去式是" lost" ，而不是" losed" 。

So, second conditional you always have the past form of a verb.

你要用动词过去式表达第二条件。

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。

Now, 'lend' is an irregular verb, so the past tense form becomes lent.

‘Lend’是一个不规则动词，所以它的过去式是‘lent’。

Now they all used the past form of the verb 'to be' - was.

他们全都用了" to be" 的过去式，" was" 。

Which English past form do you find the most difficult to use?

你觉得哪个英语过去式最难使用呢？

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。

Instead of using past forms, he uses present forms

他没有用过去时而是用了现在时。

In the example, you heard the past tense form of wake up, woke up.

在这个例子中，你能听到" wake up" 的过去式" woke up" 。

Grammar books often call will the base or present form and would the past form.

语法书经常把will称为现在时，而把would称为过去时。

But let's look at how we used the two past forms.

但让我们看看如何使用这两种过去时态。

But we heard another past tense form too: the past continuous.

过去进行时。

In the example, notice that the past form ends in -ed.

在这个例子中，请注意，" loosen" 的过去式是以ed结尾。

Here we see the phrasal verb " to jump over" in the past progressive form.

这里我们看到动词短语“跳过去”的过去进行时形式。

And then we have our past tense form, did not, which is didn't.

然后是过去式形式， did not，也就是didn't。