第1题：
Supply Shock 供给冲击
在宏观经济学中，对总供给产生意外重大影响的生产成本或生产率的突然变动。作为供给冲击的结果，实际GNP和价格水平会发生预料不到的变动。
第2题：
In order to cut down on the carbon emission，more people choose to travel______.
A．by electric car，bicycle or plane
B．by private car，bicycle or bus
C．by bus，electric car or plane
D．by bicycle. bus or electric car
第3题：
In order to cut down on the carbon emission, more people choose to travel＿．
A．by electric car, bicycle or plane
B．by private car, bicycle or bus
C．by bus, electric car or plane
D．by bicycle, bus or electric car
第4题：
这些舱盖通常是用电力或液压驱动的。（）
第5题：
If a person is unconscious from electric shock，you should first remove him from the electrical source and then ______.
A.administer ammonia smelling salts
B.check for serious burns on the body
C.determine if he is breathing
D.massage vigorously to restore circulation
第6题：
A.prime mover speed
B.number of energized main motor poles
C.propulsion generator field strength
D.electric coupling field strength
第7题：
After an accident the victim may go into shock and die. What should be done to help prevent shock?
A.Slightly elevate the head and feet
B.Keep the person awake
C.Keep the person lying down and at a comfortable temperature
D.Give the person a stimulant to increase blood flow
第8题：
with them. The first man got over his shock and politely said to 67.
第9题：
电击（electric shock）
第10题：
为了避免震动，用低速控制钮减低移动舱盖的速度。（）