BarackObamadeliveredaspeechto500localyouthsduringhisvis...
来源：语文精选馆 2.92W
问题详情：
Barack Obama delivered a speech to 500 local youths during his visit to China，many of were from Fudan University and Tongji University．
A．them B．whom C．which D．those
【回答】
B
知识点：定语从句
题型：选择题
