Letter/Email:Write a letter/email to your friend congratulating him/her on brilliant success.

Dear X,

From your last letter/email,I have come to know that you have made/done an excellent result.You have got/gained/obtained GPA-5 in the SSC/JSC exam.It's a great achievement for you.Congratulations,dear friend!You have made me proud.My parents have also become happy after hearing your excellent result.Really you deserve this success.Because you studied hard and utilized your time.I hope that you will do well in future too.May Allah help you to so.

Yours ever

Y

Note:If you write email,then just omit/eliminate 2/3 lines.And to write a letter,just draw a envelope below the letter.