MARPOL73/78公约附则Ⅵ是关于()的规则。
A.防止海运包装有害物质污染
B.防止生活污水污染
C.防止船舶排气污染海洋环境
D.防止船舶垃圾污染
参考答案:C
☆÷6=11......△,☆最大是( ),最小是( )。
______ the story is short and there are no new words in it, it is difficult to understand. [ ]
A. But
B. Though
C. And
D. For