I dont know what is going on with me...?

okay... so im trying to study for my trig regents cuz it is tuesday and i feel like i have learners block... i cnt study but i really want to get a chunk of studying done tonight... i have work all day tomorrow and i might work sunday too... so that only leaves monday as a full studying day... which im taking risks because i should be relaxing the day before my exam... i was going to take a nap but i cant sleep either...any suggestions?plz help