What has to be in Hebrew ?
Nothing HAS to be said in Hebrew.
On the other hand,
Therefore think about the text, that
Hebrew is the language, which connects
us with our ancestors
For some people prayer is a ritual. They don`t find it important to understand the text, but to recite the same words regularly as a daily ritual.
Nothing HAS to be said in Hebrew, but there are many reasons, to have Hebrew in the service.
Finally: Before not celebrating a service at all, because nobody dares to read Hebrew, it`s better to celebrate it completely in English (or any other language).
ęDr. Annette M. Boeckler, 2005