I hope this find you
I hope this finds you ...
I hope these find youHope you could remember me through our meeting atin London for anat the international science seminar a month ago.
... it's a specific event that two of you met. So you need to refer to that... that's why "the" instead of "an"
I am writing to extend our relationship by knowing each other in a better manner.
I thought of writing to you in hope of taking our acquaintance further to a sound friendship by knowing each other better.completed my Bachelor of Engineering in Computer Science byin 2005 summer
I am working as a senior database administrator in which I have good experience for the past 7 years.
.... when you say you work for seven years that means you are well experienced. : )
I wonder whether you got a chance to hear about us in BBC news channel for our better achievement in expanding green space and reducing garbage.
Excellent!
I've given you my suggestions... It does not mean that you write bad. You do well and and handle this task easily. Good Luck with your exam!