【单选题】【消耗次数：1】
属于PLC中的软件。
①
电源
②
编程器
③
监控程序
参考答案：
复制
纠错
相关题目
随机题目
【单选题】
He was under pressure to resign and was about to be ( ).
①
sidelined
②
sidelines
③
sidelining
④
sideline
【单选题】
The new technology has been ( ) in the industrial production.
①
utilized
②
possessed
③
elevated
④
focused
【单选题】
Not only does Tom attend class regularly, but he also （）in extracurricular activities frequently.
①
participates
②
participate
③
involve
④
involved
【单选题】
It （ ） that the kids had spent the whole day playing games.
①
turned up
②
turned out
③
turned off
④
turned on
【单选题】
The tunnel is one of the biggest engineering projects ever ( ).
①
took
②
taken
③
undertaken
④
undertook
【单选题】
The poor child was ( ) by his parents soon after his birth.
①
accomplished
②
assured
③
astute
④
abandoned
【单选题】
They teach the computer to think and ( ) develop and sharpen their own reasoning abilities.
①
result in
②
result from
③
as a result
④
with result
【单选题】
Alice had a dream of becoming a biologist at a very young age and her ( ) paid off.
①
possess
②
prevail
③
positive
④
persistence
【单选题】
His CD player is beeping, for the battery is ( ）.
①
runnig low
②
failing to
③
lacking of
④
short of