— Since you are crazy about music, why not go to some ________ concerts?
A：lively
B：live
C：alive
D：living
----Liu Mei can speak Japanese so well ! Who taught her?
----Nobody . She taught_________ ．
在女性生殖系统中，既能产生卵细胞又能分泌雌性激素的器官是（ ）
