Can I present evidence when I'm cross examining the police officer? For example can I ask the police officer whether the road was straight or on a curve and if the officer answers wrong then pull out a picture to hurt his credibility?

I'm two days away from a trial at old city hall for failure to stop at an amber. I've asked for disclosure a couple of days ago. I just completed the form on the City of Toronto website. Should I have asked for specific information? Can I ask for an adjournment so that I can research the case furthe...