In the description of the airplane＇s Flight Instruments, how to check them for proper operation and how to recognize a malfunction shall be explained.

A. The comma is not approved in STE because it can prevent you from writing very long sentences.

B. The colon is not approved in STE because it enable you to write very long sentences.

C. The semicolon is not approved in STE because it lets you write very long sentences.

A. If you use solvent in a closed space, make sure that there is good airflow in the work area.

B. When using composite in confined space, make sure it has good ventilation.

C. You can not use sealant in enclosed space on condition that there is no good ventilation.

A. 不要拧紧螺母去压紧它。

B. 不要旋转螺母去校准它。

C. 不要拧松螺母去对准它。

A. Oxygen occurs occasionally.

B. Oxidation occurs very easily.

C. Oxygen happens very easily.

A. 对于小部分飞机设计、操作或操纵特性所特有的紧急情况，应提供安全操作所必需的应急程序和其他相关信息。

B. 对于特定飞机设计、操作或操纵特性所关注的紧急情况，应提供安全操作所必需的应急程序和其他相关信息。

C. 对于特定飞机设计、操作或操纵特性所特有的紧急情况，应提供安全操作所必需的应急程序和其他相关信息。

A. Do not open the entry door if the wind-speed is dangerously high.

B. Do not open the cargo door unless there is dangerous wind.

C. Do not open the cargo door if the wind-speed is dangerously high.

A. 停在地面时，在液压系统没有增压的情况下，方向舵的正常位置是低垂位到伺服控制止挡。

B. 在地面模式，在液压系统没有增压的情况下，方向舵的正常位置是向下偏转到伺服控制止动位。

C. 在地面时，在液压系统增压的情况下，方向舵的正常位置是向下偏转到伺服控制止动位。

A. All of the top vertical mounting struts are adjustable except the primary mount struts unless they are repaired or replaced. The spare vertical strut (left forward ) and the side strut (right forward) may require adjustment during APU replacement.

B. All of the vertical primary mount struts at the top are adjustable. However, adjustments to the primary mount struts are not required unless a strut is repaired or replaced. The redundant vertical strut (forward left) and the redundant side strut (forward

C. The top of every vertical main retaining struts is adjustable. However, adjusting the main mount strut is not allowed if the strut is not repaired or replaced. During APU replacement, it may be necessary to adjust remained vertical strut (left anterior) a

A. Due to the incorrect level of pressure, the system will not work.

B. As long as the fluid level remains unstable, the system will fail.

C. Because the fluid level is incorrect, the system will not operate.

A. There are three jacks onboard the fuselage.

B. There are three jacking adapters on the fuselage.

C. There are three jacking points on the fuselage.