5.But the historian attempting to reconstruct the distant past is always faced with a difficult task.
be faced with: be in the position in which one must deal with a problem or unpleasant situation. 面临（因境，问题）往往不是出于主语的意愿.
Ex
A great many people are faced with losing their jobs.
He was faced with many difficulties which, with the help of his friends, he successfully overcame.
6.Even seemingly insignificant remains can shed interesting light on the history of early man.
shed light on=throw light on = cast light on 意思是：make a matter clear or understood...照亮...使...清楚显现.
Ex
Can you shed any light on the case of the fire?
The investingation shed new light on the mystery.
remains ==ruins 遗迹，遗物
insignificant==unimportant
发表于 2016-7-11 23:01:34