bring her to a shop and ask need to give a gift to her mother, for me i think she must say yes then you ask do she want a gift then give her the chocolate.
我覺得你可以煮一餐飯俾佢食,然後,食飯時,就講d浪漫既說話,哄佢開心,例如:同你一齊真係好開心,好開心上天比機會我認識您等。
至於禮物方面,你可以買一D佢日常都要用既野,例如:銀包,你可以向買左銀包後,擺你同佢合照或結婚照落去,再唔係你可以買一對情侶表,大家一齊用,你話:當我帶起呢隻表,就知道要珍惜時間,珍惜我地向埋一齊既每分每秒。。。。
總之,要向個日維持一個浪漫既氣氛!!
Good Luck!!!!