Question

　　　 there were too many stones on the roads, the soldiers (战士) walked to Lushan County in Ya’an Earthquake.

A．If

B．And

C．So

D．Although

Answer 1

D

试题分析：句意：尽管路上有太多的石头，战士们在雅安地震中步行到庐山县。too many +可数名词的复数；
If如果，and和，so所以，although尽管，即使。根据句意故选D。