全国分哪六大产煤区?
参考答案:
东北含煤区、华北含煤区、西北含煤区、华南含煤区、滇藏含煤区、台湾含煤区。
________with what the students had done, the teacher praised them highly. [ ]
A. Delight
B. Delighting
C. Delighted
D. Being delighting
多级帐簿支付方式有以下()种。
A.无限定
B.统收统支
C.以收定支
D.超额定支