问题
选择题
The impact of Einstein’s breakthrough in the field of photo electric effect ____ the understanding of the universe was simply tremendous.
A．in
B．on
C．with
D．about
答案
B
考察固定搭配。effect on对……有影响。句意：爱因斯坦在光电领域的突破的影响，对了解宇宙的影响是巨大的。故选B。