有無兄弟知道ielts 或 toefl 幾多分=會考 a, b, c grade~?

This is the only sample information from 2004 (not really equivalent).

A 7.0
B 6.5
C 6.0
D 5.5
E 5.0

http://eant01.hkeaa.edu.hk/hkea/redirector.asp?p_direction=body&p_clickurl=http%3A%2F%2Fwww%2Ehkeaa%2Eedu%2Ehk%2Fen%2Fir%5Fielts%2Ehtm