Answer
1. It is Makrooh to close the eyes during Salaat. In order to concentrate,
the eyes may be semiclosed.
2. According to the Hanafi Madhab, it is not permissible for a Muqtadi
(perform following the Imaam) to read behind the Imaam in the standing
posture.
and Allah Ta’ala Knows Best
Mufti Ebrahim Desai