想請教ESF的家長, Many Thx

我想俾小朋友讀ESF的小學,但沒有外國passport,而嫲嫲多數同佢講廣東話,工人就講英文.佢剛剛開始講多咗嘢 BUT 多數係用廣東話.佢讀梗Box-Hill Internation KD and Pre-Nursery既 N1,School 都係用英文的.而且見佢返得很開心,我擔心如果唔轉ESF的KD就入唔到ESF的小學.
想請教大家:
ESF KD會唔會收D Local family child
唔讀ESF KD,我小朋友的情况會否難入ESF小學?