问题补充:
So sudden that the enemy had no time to escape.
A. did the attack
B. the attack did
C. was the attack
D. the attack was
答案:
A. did the attack
B. the attack did
(答案→)C. was the attack
D. the attack was
解析:本题考查倒装,so ..that.., such ..that..的句子结构中,若so, such 和与其所修饰的词置于句首,实行部分倒装,又sudden是形容词,作表语,所以选C。