Safety the clamp block across the control lever forks with safety wire.

A. One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.

B. One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.

C. One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.

A. Pilots have more opportunity to move stabilizer to nose up position during takeoff thanks to the mach trim actuator who commands elevator to a more nose down position.

B. During takeoff, pilots have more opportunity to move elevator to nose up position thanks to the mach trim actuator who commands stabilizer to a more nose down position.

C. During takeoff, pilots have more opportunity to move elevator to nose down position thanks to the mach trim actuator who commands stabilizer to a more nose up position.

A. The aircrft is taxiing to China on the runway.

B. The aircrft is running to China on the ramp.

C. A Chinese aircrft is taxiing on the runway.

A. Ensure that you do activate the control adjacent to it.

B. Adjust the adjacent control for optimal results.

C. Make sure that you do not operate the adjacent control.

A. 如果使用折页，折叠时页码必须可见。

B. 如果扉页被折叠，页码必须可以看见。

C. 当页面被折起，折叠页上可能会看到使用的编号。

A. 如果飞机上某个泵出现重复故障，那么可以通过此程序将壳体回油管、壳体回油软管或壳体回油软管快卸接头中的残渣冲洗掉。

B. 如果飞机上某个泵在一处出现故障，可以将壳体回油管，壳体回油软管或壳体回油软管快卸接头中的残渣清洗掉以完成此程序。

C. 如果飞机上某个泵在一处出现重复故障，说明在壳体回油管，壳体回油软管或壳体回油软管快卸接头中存在无法通过此程序清洗干净的残渣。

A. 检查盒子里有无丢失的东西。

B. 检查盒子里内有无遗漏物品。

C. 为了找到丢失的东西需要检查盒子。

A. 拆卸组件之前，先将系统泄压。

B. 在断开导线之前，给系统放气体。

C. 在断开部件之前，请确保完全停止供气。

A. On the front of the phone, there＇s a screen, and you can touch the home button.

B. The screen of the phone is on the panel, and you can touch the home button.

C. The front panel of the phone has a touchscreen and a home button.

A. 前段包括以下信息。

B. 封面部分包括以下信息。

C. 前言部分包括以下信息。