A、 Write the instructions in the mandatory mode.
B、 Write the instructions in the imperative form.
C、 Write the instructions in the active mode.
答案：B
A、 Write the instructions in the mandatory mode.
B、 Write the instructions in the imperative form.
C、 Write the instructions in the active mode.
答案：B
A. 用不同颜色的衬套来识别线路。
B. 识别不同颜色的金属丝套筒。
C. 用套筒来辨别电线的颜色。
A. Remove the test cap between the Precooler Control Valve and the 3908 sensor on the control pressure sense line and ensure that there is air flowing out of the port.
B. From precooler control valve to 3908 sensor,remove the sense line test cap,make certain thatthe air flows from the test hub.
C. The purpose of the test cap removal from the Precooler Control Valve to the 3908 sensor is to guarantee that there is airflow at the test port.
D. C.The purpose of the test cap removal from the Precooler Control Valve to the 3908 sensor is to guarantee that there is airflow at the test port.
A. The operational test of HFS-900D transceivers is an internal functions check of the HF transceiver and it is a BITE test.
B. The BITE test for the HFS-900D transceivers is the operation test that does the inner check of the HF transceiver.
C. The check of the internal functions of the HF transceiver is a BITE test related to HFS-900D transceivers.
A. 标题页的背面应留白,以避免版本更新以及插入的飞机生产线号和注册号丢失的情况。
B. 标题页的背面应留白,以免需要改版,以及可能遗漏插入的飞机序列号和注册号。
C. 在标题页的背面留空以便于修订需要,同时避免丢失插入的飞机序列号和生产线号。
A. If a power supply system is independent to provide service to only one component or single- function system,it will be discussed together with the components or systems it serves.
B. When a power source services a singlecomponent,or serves a single functioning system,that power source will be included in the discussion of the component or system which it serves.
C. When a power supply is a complete component or single-function system,the device it serves is discussed separately from its own component or system.
A. Make sure that there is supplied airflow in the work area.
B. Make sure that there is sufficient airflow in the work area.
C. Make sure that there is efficient airflow in the work area.
A. 关闭流量控制和空调组件的关断活门。
B. 关闭空调组件的流量控制和关断活门。
C. 至于空调组件,关闭流量控制和关断活门。
A. Make sure that the bolt heads are attached to the skin.
B. Make sure that the screw heads are connected with the metal.
C. Make sure that the fastener heads are flush with the skin.
A. Make sure that the parts or surface layer are dry and free from uncontamination.
B. Make sure that the parts or surface layer are dry and free from contamination.
C. Make sure that the parts or surface lamination are dry and free from contamination.
A. 如果剪切销遭受撞击,要测试牵引杆。
B. 如果定位销断裂,要检查两根杆。
C. 如果剪切销断裂,要检查牵引杆。
