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【单选题】
用来接受 PLC 外部开关、传感器等信号的存储区是( )A.
M
B.
V
C.
L
D.
I
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反馈参考答案：
举一反三
【单选题】They had little difficulty in hooking the fish, but pulling it out of the water proved to be a big problem. ( )
A.
hauling
B.
going out
C.
in use
D.
tossing
【单选题】They had little but to agree to what he suggested.
A.
selection
B.
election
C.
decision
D.
choice
【简答题】They had little difficulty in hooking the fish, but pulling it out of the water proved to be a big problem.( )
【简答题】They had little difficulty in hooking the fish, but it out of water turned out to be a big problem. (haul)
【单选题】They had little difficulty in hooking the fish, but pulling it out of the water proved to be a big problem.
A.
appreciating
B.
hauling
C.
inquiring
D.
tossing
【单选题】They had little choice but to _______ what he suggested
A.
agree to
B.
agree with
C.
agree on
D.
agree for
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