题目内容

网络接线器的终端电阻拨码开关应打到____位置。

A. ON
B. OFF

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YL335B型自动线,哪个工作站必须设为主站?

A. 供料站
B. 加工站
C. 装配站
D. 输送站

This will __________ pressure on the trains to some extent.

A. reveal
B. recover
C. relieve
D. reassure

The claim ______ the fact that every year more and more money is being spent on arms.

A. backs down
B. backs off
C. backs up
D. backs out

Rain is expected to __________ to all parts of the country by this evening.

A. expand
B. extend
C. extent
D. expend

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