From The Art and Popular Culture Encyclopedia
It is not spoken in its pure form today, although it is often studied by Jews, Christian theologians, linguists, and Israeli archaeologists to help them gain a deeper understanding of the Hebrew Bible and Semitic philology. Classical Hebrew is also generally taught in public schools in Israel.
Biblical Hebrew and modern Hebrew differ with respect to grammar, vocabulary, and phonology. Although Modern and Biblical Hebrew's grammatical rules often differ, Biblical Hebrew is sometimes used in Modern Hebrew literature, much as archaic and Biblical constructions are used in Modern English literature.