卖the key和其他参考书

简约

Chemistry 30 the key (new curriculum) $10 全新
$ ?- z4 w2 u$ \# w0 _Biology 30 the key $5
Chemistry 30 Notes and Problems $15 (原价$30) 全新
English 30-1 the key (new curriculum) $10 全新
Social 30-1 they key (new curriculum) $10 全新

9 u( p$ Z5 K/ z) Y" S' q- H另有国内高中理科课本和参考书不下20来本, 若以上全购, 酌情赠送. 如要买国内参考书可来参观挑选, 每本2元.