B 4. C 6. C 8. CQUESTION 5

2. - DE KIEM TRA ANH 7 BAI SO 2 2012 2013
DE KIEM TRA ANH 7 BAI SO 2 2012 2013

2. B 4. C 6. C 8. C

Question 5: (0,5p for each correct answer) (2,5P)