trolleydriver
In which case you go around. At 500 ft turn crosswind and rejoin the circuit making the appropriate radio calls once safe to do so. The jet has right of way on the runway after all. It’s not your job to second guess why they weren’t rolling. They may have had a problem for all you know. Remember the old saying, Aviate, Navigate and communicate. When you start flying for an outfit which has solid SOP’s, it will be drummed into you.