航海英语搜索用语章节练习(2018.01.11)

单项选择题
The International Regulations for Preventing Collisions at Sea（）while carrying out search and rescue operation.
A.apply fully
B.apply half
C.apply in part
D.not apply
单项选择题
If more than one raft is manned after the vessel has sunk，you should（）.
A.go in a different direction in search of land
B.spread out to increase the possibility of a search aircraft finding you
C.reduce the number of rafts by getting as many people as possible into as few rafts as possible
D.tie the rafts together and try to stay in a single group
单项选择题
A man was sighted as he fell overboard. After completing a Williamson turn，the man is not sighted. What type of search should be conducted?（）
A.Expanding circle
B.Sector search
C.Parallel track pattern
D.Datum-drift search
单项选择题
The process of waiting a period of time before pretensioning an anchor is known as（）.
A.soaking
B.settling
C.sinking
D.bedding in
单项选择题
When starting CPR on a drowning victim，you should（）.
A.start chest compressions before the victim is removed from the water
B.drain water from the lungs before ventilating
C.begin mouth-to-mouth ventilations as soon as possible
D.do not tilt the head back since it may cause vomiting
单项选择题
The commander of a rescue unit designated to co-ordinate search and rescue operations within a specified area is the（）.
A.General commander
B.Commander general
C.Search commander
D.On-scene commander
单项选择题
All the traces are（）old ones.
A.clear
B.evident
C.obvious
D.apparently
单项选择题
When carrying out a parallel track search pattern，the course of the search units should normally be which of the following?（）
A.In the same direction as the anticipated drift
B.In the opposite direction of the anticipated drift
C.Perpendicular to the line of anticipated drift
D.Downwind
单项选择题
The self-contained breathing device should not be used in which situation?（）
A.Oxygen deficient spaces
B.Compartments containing poisonous vapors
C.Fighting fires that produce heavy smoke
D.Underwater search
单项选择题
The tension on an anchor cable increases so that the angle of the catenary to the seabed at the anchor reaches 10°. How will this affect the anchor in sandy soil?（）
A.It will have no effect
B.It will increase the holding power
C.It will reduce the holding power
D.It will cause the anchor to snag