2954. 当门开着时要小心。

Be patient while the door is opening.

Be aware of the door when it is opening.

Be careful while the door is opening.

正确答案：C

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409. Each multi-mode receiver ( ) sends runway course and ILS deviation data to the on-side AFDC

408. 如果发现断线,请修理它们。

407. The quantity of fluid in each system is shown on the EICAS HYD page

406. Any adjustments/tests that are necessary as part of installation or reactivation procedures shall be in the text in proper sequence

405. Move the probe upstream and measure the temperature again

404. The approved words were selected because they were simple and easy to recognize

403. 指针沿刻度垂直移动

402. Duct brackets attach the overhead distribution duct to the ceiling supports

401. 驾驶舱初始紧急呼叫必须按下头顶面板上的紧急呼叫按钮。这将初始驾驶舱和所有客舱站位之间通讯的共享连接。

400. L1 entry door number 1 floor panel has a 1-inch notch 6 inches from the forward right edge