I have already watched Spider-Man.

我已经看过《蜘蛛侠》了。

I have already finished my homework.

我已经完成家庭作业了。

He is smart and I have already taught him some English.

他很聪明，我已经教了他一些英语。

I have already signed for the mail.

我已经签收了邮件。

I have already transmit your request.

我已经转告了你的请求。

I have already paid this bill in cash.

我已经现金付讫这笔账单。

In fact, I have already finished all the work.

实际上，我已经完成了所有的工作。

I have already unsubscribed from this newsletter.

我已经退订了这个新闻简报。

I have already finished reading volume one of this book.

我已经读完了这本书的上册。

I have already used up 10 gigabytes of my monthly data plan.

我已经用掉了我每月数据计划中的10千兆字节。