我必须走了

I have to go now

→ 我
phrase Rare #20,291
I have to go now Used to say that you need to leave now; 了 marks a change of situation or an imminent action.
CH: 时间不早了,我必须走了。
EN: It's getting late; I have to go now.

好了,我必须走了。

Alright, I have to go now.

不,我必须走了。

No, I have to go.

— 隐藏摄像机 (2005)

“你知道,我必须走了”

You know, I have to go.

— 歌剧红伶 (1981)

我必须走了

I have to go.

— 再见列宁 (2003)

对不起,我必须走了

Sorry, I have to go.

— 鬼灭之刃:无限列车篇 (2020)

我必须走了!

I have to go!

— 惊魂记 (1960)

我必须走了,我会赶不上看戏

I have to go, or I'll miss the play.

— 死亡诗社 (1989)