现场型QC小组的课题以解决技术关键问题为目的。（）
参考答案：错
8086/8088与外设进行数据交换时，经常会在( )后进入等待周期。
A．T1
B．T2
C．T3
D．T4
She tried to sleep, but thoughts _____ and images flashed into her mind. [ ]
A. crowded out
B. crowed to
C. crowded of
D. crowded in
