Surge tanks found outboard of each main tank collect fuel overflow and fuel from the vent system.

A. Operation time should be recorded if the pump is in emergency .

B. When you use the emergency pump, record the time of operation.

C. When the pump is for emergency use, record the time of usage.

A. Other format is not permitted.

B. It＇s not permissible to use this form.

C. Either format is allowed.

A. 维修这个组件需要校准过的工具。

B. 安装这个组件需要专用工具。

C. 组件的安装需要精确的工具。

A. The fuselage is a semi-monocoque structure.

B. The fuselage is a demi-plate.

C. The airframe is of half-shell structure.

A. Propellers must be overhauled in a satisfactory shop which should be supplied by the propeller manufacturer in accordance with data.

B. Overhaul of propellers and the shop must meet the data of the propeller manufacturer.

C. Overhaul of propellers must be accomplished in a qualified shop in accordance with data supplied by the propeller manufacturer.

A. If you do not secure the rigging pin, the elevators will descend when there is pressure in the system.

B. If you do not install the rigging pin, the elevators will move down when there is no pressure in the system.

C. Without the rigging pin installed, the elevators will not lower when there is no pressure in the system.

A. Survey the opening for fractures that often avoid inspection.

B. Inspect the opening for cracks that originate from its corners.

C. Inspect the opening for blemish that often covers its corners.

A. 那些组件和部件存储、调节并向旅客和机组输送氧气，包括气瓶、释压活门、关断活门、出口、调节器、面罩等。

B. 气瓶，释压活门，关断活门，出口，调节器，面罩等组件和部件储存氧气，并将调节后的氧气提供给乘客和机组。

C. 那些旅客和机组氧气系统的相关组件和部件存储、调节、输送氧气，包括气瓶、释压活门、关断活门、出口、调节器、面罩等。

A. Clean window using much quantities of soap and water.

B. Clean window using liberal quantities of soap and water.

C. Clean window with large quantities of soap and water.

A. If the first coat is damaged, do a repair.

B. If the protective finish is damaged, do a repair.

C. If the primer layers are damaged, do a repair.