A. L B. PL C. POL D. SPL
A. CO B. O C. BO D. PO
A. 对 B. 错
A. he stopped B. did he stop C. stopped he D. he did stop
A. 库存现金短缺1270元 B. 库存现金短缺670元 C. 库存现金短缺600元 D. 库存现金溢余600元