【单选题】Please choose the correct name for the following cloud (in the middle part in the figure).
【判断题】使用危险货物集装箱时,托运人应根据危险货物类别在箱体上拴挂相应危险货物包装标志。
【判断题】( ) 《情乡行》反映山水之音的古典名曲。
【简答题】In the middle part of the city
【单选题】The author states that textbooks written in the middle part of the nineteenth century ______.
A.
departed radically in tone and style. from earlier textbooks
B.
mentioned for the first time the value of liberty
C.
treated traditional civic virtues with even greater reverence
D.
were commissioned by government agencies
【单选题】In the roof, the main ridge is raised in the middle part and vertical ridges are added to both ends of the raised part.
【单选题】危险货物包装标志分为9类21种,()个名称。