货物外包装上的运输标志须在有关的托运单、商业发票、装箱单、提单上显示，但指示性标志、警告标志和危险性标志无须在上述文件上显示。 （ ）
参考答案：对
The artist spent years on his monumental painting, which covered the whole roof of the church, the biggest in the country.
A．archaic
B．sentimental
C．outstanding
D．entire
我国环境标志图形由什么组成？其寓意是么？
