97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

<em id="dr2vw"></em>

<em id="dr2vw"></em>

<pre id="dr2vw"><legend id="dr2vw"></legend></pre>

單項選擇題

A survey of refrigerated cargo，to certify that proper methods of stowage were utilized，can be conducted by the（）.

A.CCS
B.Occupational Safety and Health Administration
C.MSA OF CHINA
D.CCIC

你可能感興趣的試題

單項選擇題

（）the way from Shanghai to Japan，the ship encountered heavy weather.

A.On
B.At
C.During
D.In

單項選擇題

（）that kind of weather persist，it would be very likely that the two ships would touch each other.

A.If
B.Provided that
C.Should
D.When

<tbody id="qnxtm"></tbody>

<pre id="qnxtm"><strong id="qnxtm"></strong></pre>