Match the method that is used to explain a special term and is marked by A,B,C and D with the terminology has been underlined. Fill in the letters A,B,C or D in the brackets.
A.
explanations given in brackets
B.
definition immediately following the word
C.
translation given in brackets
D.
use of functional word “or” to indicate the equivalent character of the two words 1. special terms of character roles in Beijing opera, e.g. qingyi (refined young or middle-aged women)( ) 2. Chou or clown ( ) 3. hardwood castanets —a sort of “time-clapper” ( ) 4 . the organ with reed pipes (sheng), t he four-stringed moon-shaped mandolin (yueqin) ( )