问题
选择题
At that very moment my mind went completely_______ and I forgot what I was supposed to be doing.
A．efficient
B．blank
C．shallow
D．abundant
答案
答案：B
题目分析：考查形容词辨析。句意：就在那时，我大脑一片空白，忘记我应该做什么事情了。A有效率的；B空白的，茫然的；C浅的，肤浅的；D丰富的。go blank大脑空白，故选B。