The 16-year-old often shares her and sadness with her best friend.A. teenager; joyB. te

问题补充：

The 16-year-old often shares her and sadness with her best friend.

A. teenager; joy

B. teenager; joys

C. baby; joy

D. man; joys

答案：

(答案→)A. teenager; joy

B. teenager; joys

C. baby; joy

D. man; joys

解析：句意：这个16岁的青少年经常和她最好的朋友一起分享她的快乐和悲伤。teenager 青少年；baby 婴儿；man男人，与后面的人称代词her 不符；另外joy 高兴，是一个不可数名词，故选A。