LKJ-2000监控装置以红色曲线方式显示当前区段的限制速度和前方（）以内的线路限速情况
参考答案：4000m
As soon as the exams were over, the students all went their ______ ways.
A．homely
B．perspective
C．respective
D．diverted
对SLE敏感性最高的抗体是
A．ANAB．抗dsDNA抗体C．抗Sm抗体D．抗RNP抗体
