云梯车在操作或作业中，若任一个支腿出现回缩（软腿）现象则报警，此时支腿（）且（）鸣响。
参考答案：灯闪烁；电喇叭
They were all very tired, but（）of them would stop to take a rest.
A.any
B.some
C.none
D.neither
