A Hundred and One Rules in Arabic Grammar!

41.  هُنا / هُناكَ

هُنا / هُناكَ are nouns that can also be used as adverbs.

(a) There is a student (f) in the classroom. هُناكَ طالبة ٌ في الصفِّ.

(b) The new book is here.   الکتابُ الجديدُ هُنا.