Slide 2:
q u ¶ b i ë b
Slide 3:
B b
Slide 4:
q u ¶ d ø a d
Slide 5:
D d
Slide 6:
q u ¶ ® u ñ ® ®
Slide 7:
Đ ®
Slide 8:
® d b
Slide 9:
b d
Slide 10:
® d
Slide 11:
® d b
Slide 13:
c J l c
Slide 14:
c J l c
Slide 15:
c J l l c
Slide 16:
Xin ch©n thµnh c¶m ¬n
c¸c quý vÞ ®¹i biÓu c¸c thÇy c« gi¸o