问题
选择题
There were lots of people _____， and not one of them offered to help.
A．standing watching
B．standing to watch
C．stood watching
D．stood to watch
答案
A
现在分词短语 standing watching 在此用作后置定语，句意为：当时有许多人站着观看，但其中没有一个人主动提供帮助。