99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

<progress id="zkmwn"><cite id="zkmwn"><small id="zkmwn"></small></cite></progress>

單項選擇題

If a victim is unconscious，you should first look for evidence of（）.

A.high fever
B.head injury
C.broken limbs
D.irregular breathing

你可能感興趣的試題

單項選擇題

Every injury aboard a commercial vessel must be reported to the（）.

A.MSA
B.vessel owner or owner's agent
C.Occupational Safety and Health Administration
D.National Fisheries Service

單項選擇題

A vessel casualty must be reported to the MSA in China if it involves（）.

A.loss of life
B.an injury requiring only first aid
C.property damage
D.loss of equipment which doesn't reduce the vessel's maneuverability

<dl id="fxgjh"><acronym id="fxgjh"></acronym></dl>

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

<ins id="fxgjh"><xmp id="fxgjh"></xmp></ins>