问题补充：
that no one was ever prepared for it.
A. So suddenly did the bad news come
B. So suddenly the bad news came
C. So did the bad news come suddenly
D. Did the bad news come so suddenly
答案：
(答案→)A. So suddenly did the bad news come
B. So suddenly the bad news came
C. So did the bad news come suddenly
D. Did the bad news come so suddenly
解析：本句测试的是so---ad.---that…结果状语从句的倒装结构，即so – ad.提到主
语之前，主句用部分倒装。
