Syllable

bo

Advanced Level(Band 7-9)

Pinyin

Initial Consonant

b

Vowel(Simple or Compound)

o

Tones

0( bo0)

Characters(Tone 0)
1

bo

Characters(All Tones)
1

bo

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16