无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<ruby id="mfoie"><output id="mfoie"></output></ruby>

單項(xiàng)選擇題

（）(所有船員) must know the locations as well as the operations of the life-saving and fire-fighting appliances.

A. All officers
B. All engineers
C. All the crew
D. AB and C

你可能感興趣的試題

單項(xiàng)選擇題

Second Officer, give one （）(長(zhǎng)聲).

A. blast
B. short blast
C. prolonged blast
D. prolonged blasts

單項(xiàng)選擇題

Where do you post your （）(火勢(shì)控制圖)?

A. fire control plan
B. fire control
C. fire plan
D. fire-fighting plan