海船船员考试
单选题What is the direction of rotation of tropical cyclones,tropical storms and hurricanes in the Northern Hemisphere?（）A Clockwise and outwardB Counterclockwise and inwardC Counterclockwise and outwardD Clockwise and inward
题目
Clockwise and outward
Counterclockwise and inward
Counterclockwise and outward
Clockwise and inward
参考答案和解析
相似问题和答案
第1题：
What type of valve is used to direct the flow of hydraulic fluid?
A.relief valve
B.direction control valve
C.stop valve
D.pressure control valve
第2题：
________ is named as tropical cyclones in the North Atlantic．
A.Typhoon
B.Hurricane
C.Baguio
D.Willy-willy
第3题：
What was scientists' understanding of cryptic species?
A．They occurred in equal numbers in all biogeographical regions.
B．They were mostly found in insects and reptiles.
C．They were likely to be in tropical rather than temperate regions.
D．Both Ｂ and Ｃ.
解析：短文的第二段第二句描述的是科学家目前的研究结果，第三段描述的是科学家在这之前对于cryptic species的理解。本题用的是过去式，问的是过去的状况，因此答案在第三段中，B和C均是答案，所以D是正确选择。
第4题：
定义枚举如下： public enum Direction{ EAST，SOUTH，WEST，NORTH } 下列正确使用该枚举类型的语句是哪项？（）
- A、Direction Direction=EAST；
- B、Direction direction=Direction.WEST；
- C、int a- Direction.NORTH；
- D、Direction direction=2；
正确答案:B
第5题：
What is the first visible indication of the presence of a tropical cyclone or hurricane ________．
A.Stratocumulus clouds or strange birds
B.Rain and increasing winds
C.An exceptionally long swell
D.Dark clouds and the“bar”of the storm
第6题：
What is your________tropical storm warning information?
A.latest
B.lately
C.last
D.nowadays
第7题：
Tropical cyclones are classified by form and intensity．Which system does not have closed isobars ________．
A.Hurricane
B.Tropical disturbance
C.Tropical depression
D.Cyclone
第8题：
A. fiber failure between Sites A and d
B. EDFA failure at Site A (clockwise direction)
C. EDFA failure at Site C (clockwise direction)
D. 15216 multiplexer at Site A (counter-clockwise direction)
E. OADM pass-through (West "OUT") failure at site D (clockwise)
F. wavelengths 1 and 3 transmitter failures at Site A (clockwise direction)
第9题：
B.who
C.where
D.how to
A选项，句意：飓风是生成于热带海洋水域上空、风速达每小时75英里以上的强烈气旋。关系代词which引导的定语从句修饰名词winds.
B，选项，从句的先行词是winds，who的先行词一般是人，故排除。
C，选项，从句的先行词是winds，where的先行词一般是地点，故排除。
D，选项，与题意不符，故排除。
故正确答案为A选项。
第10题：
It allows for rotation of the hook in the single mode
It is required to“twin-up”30-ton pedestal cranes
It is used to pick up light loads
It is used to rigidly connect two cranes