问题
选择题
The earthquake in Japan, measuring 9.0 on the Richter Scale, was so violent _______ cause a series of explosions of the nuclear reactors in several power stations.
A．to
B．that
C．as to
D．as that
答案
答案：C
考查固定结构。地震如此猛烈以至于引起了核爆炸。用“如此。。。以至于”结构，且_______ cause a series of explosions of the nuclear reactors in several power stations.不是句子，所以选C。