What are the mourning sentences for old classmates?

Sad to mourn for my old classmates, the sentence that goes well all the way is:

1, alas, I will never see your smile or your sadness again. I once expressed my heart here, and my heart wandered frequently in the interaction.

I thought the road ahead was still long, and I could predict the future. I thought that friendship would last forever, and we could forge a constant family relationship. I thought I could continue to write about my beautiful mood without any trouble. Unexpectedly, you took the lead.

3. I don't feel that I am driving a crane, just holding Xuan Hui. I used to walk backwards without blocking my mouth. A few people can understand, but many people have offended Ben Cui Wei.

Dear brother, please go all the way. Your brother won't forget that your unfinished business will be completed by us!

Dear brother, your departure makes all of us feel sad, but please believe that we will take your dream, remember your initial intention, remember your mission and realize your long-cherished wish! If there is an afterlife, we will fight together.