The Photo with the Extra Person

HSK 3 · A class photo from a school trip shows someone nobody remembers being there.
上个月,我们班一起去旅游。
Last (M) month, our class together go travel.
Last month our whole class went on a trip together.
校长给我们照了一张照片。
Principal give us photograph (PERF) one (M) photo.
The principal took a class photo.
上个星期,老师把照片发给了大家。
Last (M) week, teacher (BA) photo send give (PERF) everyone.
Last week the teacher sent it to everyone.
我打开照片,发现一件奇怪的事。
I open photo, discover one (M) strange (POSS) thing.
I opened it and noticed something strange.
照片里多了一个人。
Photo inside more (PERF) one (M) person.
There was an extra person in the photo.
我从来没见过他。
I never not see (EXP) him.
I had never seen him before.
他站在最后面,笑着看我们。
He stand at most behind, laugh (CONT) look us.
He stood at the back, smiling at us.
我问同学:“你认识这个人吗?”
I ask classmate: "You know this (M) person (Q)?"
I asked a classmate, “Do you know this guy?”
她也不认识。
She also not know.
She didn’t either.
我们问了班上每一个人。大家都说没见过。
We ask (PERF) class top every one (M) person. Everyone all say not seen.
We asked everyone in the class. No one had seen him.
我决定去问校长。
I decide go ask principal.
I decided to ask the principal.
校长看了照片,脸一下子白了。
Principal look (PERF) photo, face all-at-once white (PERF).
The principal looked at the photo and went pale.
他说:“这个人……是我十年前的同事。”
He says: "This (M) person … is my ten year ago (POSS) colleague."
He said, “This person… was a colleague of mine ten years ago.”
“他十年前在这个地方下了车,就不见了。”
"He ten year ago at this (M) place get-off (PERF) car, just not-seen (PERF)."
“Ten years ago, he got off the bus right here — and was never seen again.”
我听了,觉得有点儿害怕。
I hear (PERF), feel a-bit scared.
I felt a chill.
可是照片里的他在笑。
But photo inside (POSS) he at laugh.
But he was smiling in the photo.
可能他是想告诉大家:他还在。
Maybe he is want tell everyone: he still at.
Maybe he just wanted to say he was still there.
从那以后,每次我看到那张照片,我都会对他笑一下。
From that after, every time I look at that (M) photo, I all will toward him laugh one-bit.
From then on, whenever I see the photo, I smile back at him.