问题补充:
People our support and help . We must do something at once.
A. in need
B. in need of
C. in need need
D. in need of need
答案:
A. in need
B. in need of
(答案→)C. in need need
D. in need of need
解析:此句的含义是那些需要帮助的人需要我们的帮助,我们必须立即做点事情。介词短语in need是定语用来修饰名词people。而动词need表示需要作谓语,故选C。