求一篇英语作文（初中生的）

Dear Mum,
Today is Mother's Day.It's a day for mothers all over the world.I want to say firstly that happy Mother's Day.I hope you keep smiling every day,and thanks to gaving me such a love which no one can surpass.Although you are an ordinary woman,in my heart you are the great,I'm very proud of you.I will try my best to work hard.I love you my dear Mum
Yours,
son