that is so stupid
trials are supposed to emulate the hsc in the way that they test all the topics and whatnot which takes the whole 4 terms of year 12 (including year 11). Sure for trials you might not be able to test all of what you have learnt (an example is that chem trials can't test some...
check what your weaker areas are in your subjects and make sure you memorise what you need to memorise. Also maybe plan out how would tackle the exams and see how would you prepare if you have any exams after monday