卖KEY STUDY GUIDES $5 each. I have no use of them anymore. 3 j& Q5 T& I* O: B9 S
7 X7 q" A; D' }& Y* J7 K( QINCLUDES ALL CONCEPTS of courses in concentrated notes AND PRACTICE QUESTIONS as well as PRACTICE DIPLOMA EXAMS with solutions to all questions. ( 30-level are about 300pages) / E+ X2 H; W, r7 [& r4 {% v6 U+ dChemistry 30 / U- z) [9 K2 N5 R" A0 m! mEnglish 30( r% y. \; ^, R: I; N/ B
English 20 (150pgs) / e. f8 s* w# G! WSocial studies 30 7 K3 E$ G) A3 T* i! c' [8 WBiology 30 : w1 N" `' G6 N1 w% |Physics 30