计算机联锁系统多方向出站信号共设4个继电器，分别为（）。
A.LXJ
B.DXJ
C.ZXJ
D.DJE.LZJ
参考答案：A, B, C, D
One of the study areas in pragmatics is how utterances are affected by the relationship between ______.
A. the speakers B. the hearersC. the reader and the writer D. the speaker and the hearer
破产宣告后，债权人或者债务人对破产宣告有异议的，可以在人民法院宣告企业破产之日起10日内，向上一级人民法院上诉( )
