问题
选择题
---Why was the young lady taken away by the police?
---- She happened _______ something in the supermarket.
A．to catch stealing
B．to catch to steal
C．to be caught stealing
D．to be caught to steal
答案
答案：C
考查非谓语动词。happen to do碰巧做某事，又因为“被抓住”故排除A和B；be caught doing sth, 故答案为C。