Text in the image, I have translated.

The first pictures:
Yuanyuan, I would like to say to you: I love you.
Over the years, I have been a little love Jingjing, but now I finally understand what true friendship and love.
Now, I solemnly say to you: I am sorry, so sad you’ve had
Spend a good time bar!

The second picture:
Now that we have is the sixth grade, there are less than a year’s time we will be separated, and I am really very sad, do not know if you can, and a school.
If we do not a school, it would only call the way through the
Yuan, and you do, I am really very happy. I believe you get the same.
Well, last longer and you say: I love you!
I love you!
To reply Oh!
Keep a good letter!

Third pictures:
Girls black word is written, and boys blue word is written. The first translation of the girls wrote, boys to write the translation in the brackets.
Ask you a few questions, you must tell the truth Oh!
97, the day you said “10 advantages of,” really me? (Yes)
96, if one day, my feet swollen, you will bear me? (Will)
95, if you re-elected at the same table, you will, and who to sit? (You)
94, why do you go to C group? (Even to the B group, not necessarily together)
93, tape lost, you are happy or sad? (Happy)
92, you draw a circle language book, what does this mean? (On behalf of you)
91, if the Children’s Day, I let you come with me, show, do you like it? (Willing)
90, I occupy a fraction of your mind a few? (87.5%, the rest is my own)
Expression – spit your tongue: You have to be honest Oh!