问题补充:
There is no doubt international cooperation is the key to with cyber crime.
A. whether; doing
B. that; dealing
C. whether; do
D. that; deal
答案:
A. whether; doing
(答案→)B. that; dealing
C. whether; do
D. that; deal
解析:考查同位语从句和动名词做宾语:句意:毫无疑问国际合作对付网络犯罪的关键。第一空填that引导定语从句,说明doubt的内容,第二空填dealing,the key to doing,…的关键,选B。