The audience was mainly_______ of young people

问题描述:

The audience was mainly_______ of young people
A.consisted
B.composed
C.concluded
D.comprised
貌似四个都是由什么什么构成的意思.求大神解答.

选D.A项不能用被动语态,consist of 由.组成,D项可以用被动语态.B项表示:创作,C项表示:得出结论.
意义:观众主要是年轻人.