A、 Sometimes you have to change long sentences to shorter ones, remove unnecessary information, or ask an engineer to get further explanation.
B、 Some time you have to incorporate long sentences into shorter ones, decrease unnecessary information, or require an engineer for further instruction.
C、 Sometime you must illuminate long sentences into shorter ones, ignore information which is not necessary, or order an engineer for further definition.
答案：A
A、 Sometimes you have to change long sentences to shorter ones, remove unnecessary information, or ask an engineer to get further explanation.
B、 Some time you have to incorporate long sentences into shorter ones, decrease unnecessary information, or require an engineer for further instruction.
C、 Sometime you must illuminate long sentences into shorter ones, ignore information which is not necessary, or order an engineer for further definition.
答案：A
A. Energy is never created or lost, it＇s a physics law that it just changes from one kind of energy to another and in our case, motion energy turns into heat energy when we brake
B. It is a law of physics that energy is never produced or destroyed. It just changes from one type of energy into another type. In our example the kinetic energy changes into heat energy during braking.
C. Energy is never produced or lost, it＇s a physical law that it just transfers from one kind of energy to another and in our case, moving energy turns into heat energy when braking.
A. Turn the adjuster clockwise to make the display brighter.
B. Turn the adjuster clockwise to make the display dimmer.
C. Adjust the brightness of the display by turning the adjuster.
A. 转弯协调器感知并指示横滚和偏航的速度。转弯协调器中陀螺的转子向上倾斜30°。此时，它不仅响应纵轴上的运动，而且响应立轴上的滚动运动。
B. 转弯倾斜器感知并指示横滚和偏航率。转弯倾斜器中陀螺的转子向上倾斜30°。此时，它不仅响应立轴上的运动，而且响应纵轴上的滚动运动。
C. 转弯协调器感知并指示横滚和偏航率。转弯协调器中陀螺的转子向上倾斜30度。因此它不仅响应立轴上的运动，而且响应纵轴上的滚动运动。
A. 应该将认证和识别系统用于故障排除，线路图修正和部件的更换。
B. 应使用鉴定和译码系统帮助排故、电路修理和附件更换。
C. 为了便于排故、电路维修和部件更换，应使用标识和编码系统。
A. 在安装V型卡箍前先涂润滑脂。
B. 拆卸前用润滑脂润滑V型卡箍。
C. 在安装V型卡箍前先打磨光滑。
A. 拆下法兰上的四个螺钉。
B. 拆下连接法兰到活门的四个螺帽。
C. 拆下连接法兰到阀盖上的四个螺丝。
A. 当顶升飞机或放下飞机时，始终保持水平高度。
B. 当升降飞机时，始终保持水平姿态。
C. 升降飞机时使飞机处在平衡状态。
A. When the cumulative revised pages (including back-up pages) exceeds 60% of the total pages of the manual, a reissue should be prepared.
B. If the updated pages, including back-up pages, were less than 60% of the total page of the manual, a new manual should be copied.
C. Up to 60% of total pages (including back-up pages) were accumulated by mistake, the manual should be rewritten.
A. 安全说明告诉读者，程序或程序中的步骤可能存在危险或造成损伤。
B. 安全说明告诉读者，程序中的程序或步骤可能是危险的或造成损伤。
C. 安全说明告诉读者哪些程序或步骤是危险的，或是可以造成损伤的。
A. 如果获得一个以上的类别认证，则每一类别的重量均应给予限制。
B. 如果获得的认证多于一个类别，则每一类别的重量均须加以限制。
C. 如果在一个以上的类别中获得认证，则各类别重量，连同任何相关限制，都应针对各类别给出。
