我国发往或换装到朝鲜以及朝鲜进口或过境我国的棚车、冷藏车,应选用上下部门扣良好的车辆,在()门扣处施封。
A、下部
B、上部
C、中部
D、上下部
参考答案:A
-________.
-I'm sorry. But I don't know why you are so angry with me. [ ]
A.I have had enough of you
B.That was a nightmare
C.I have got that
D.That's a good point
为了提高书写速度,可用物理学科符号“s”代表()。
A.贸易
B.水平
C.面积
D.时间