Jane is one of the best students in her class who ____by their teacher.

问题描述:

Jane is one of the best students in her class who ____by their teacher.
A are praised B is praised Cpraised D praising

答案是A.who ____by their teacher是定语从句,修饰先行词the best students ,谓语动词用复数,并且主语the best students 和praise之间存在被动关系.