问题
填空题
A. substantial damage
B. as different
C. the terrorist attacks
D. the city’s economy
E. the rest of the nation
F. clearly avoidable
G. easily noticeable
The nation had already slipped into a recession before ______.
答案
参考答案：C
解析： 见第1段，这里提到美国在那年春天就已经滑入经济衰退的境地，9·11事件只是雪上加霜。