/GB/ 1 16076/ 1543 13/9430925 . html
Reference answer: 2009 Guangdong College Entrance Examination Mathematics (Science) Volume B
/GB/ 1 16076/ 1543 13/9430596 . html
Guangdong Mathematics (Literature) B Test in 2009 College Entrance Examination
/GB/ 1 16076/ 1543 13/9429980 . html