APU排气是危险的。

A. When installing the antenna, the arrows must be aligned and point forward.

B. When installing the radome, you must keep the arrow pointing forward.

C. When you install the antenna, the alignment arrow must point forward.

A. 如果襟翼的伸出量与控制杆的位置不一致，重复安装程序。

B. 如果襟翼的放出量和襟翼手柄位置不一致，再做一次测试程序。

C. 如果襟翼扩大的幅度与襟翼手柄位置不一致，重复一次测试程序。

A. If there is not a conflict between the two indicators, repeat the test.

B. If the two indications are different, do the test again.

C. Do the test again unless the two indications are different.

A. Do not alleviate pressure to the aft flange.

B. Do not apply pressure to the aft flange.

C. Do not apply pressure to the aft screw bolt.

A. Make sure that the coils of the oxygen hose do not rub together.

B. It is acceptable the coils of the chlorine hose rub together.

C. Ensure that the coils of the nitrogen hose do not rub together.

A. This compartment includes some of the electrical equipment.

B. This cabin has some of the electromotive equipment.

C. This bay contains some of the electronic equipment.

A. 首先尝试安装有最短的螺纹区域的转接头。

B. 首先尝试安装带有最短螺纹的芯轴。

C. 首先尝试在最窄的区域内安装接头。

A. 升降舵/升降副翼是可拆卸翼面，用于纵向控制/纵向和横向控制。

B. 升降舵/升降副翼是可移动翼面，用于纵向控制/纵向和侧向控制。

C. 升降舵/升降副翼是可拆卸翼面，用于纵向控制/纵向和水平控制。

A. Continuing Airworthiness Programs may be prepared according to the related Federal Aviation Regulations for all types of general aviation airplanes and components.

B. All types of general aviation airplanes and components are certified by the applicable Federal Aviation Regulations which require the preparation of Continuing Airworthiness Programs.

C. Continuing Airworthiness Programs may be prepared for all types of general aviation airplanes and components certificated under the applicable Federal Aviation Regulations.

A. 作对比的代词和把“more”和“most”作为最高级的代词在字典中不会列出这些形式，因为“more”和“most”也列出了批准的词。

B. 以“more”和“most”作比较级和最高级的形容词不会在字典中列出这些形式，因为“more”和“most”也被列为批准词。

C. 有比较级和最高级的副词由“more”和“most”构成，不会被收录在词典中，因为“more”和“most”也列出了被允许的词。