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【简答题】
PLC与变频器的接线方式有几种?
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反馈参考答案：
举一反三
【单选题】____radar is to airplanes and ships,____eyes are to human body.
A.
Such...as
B.
Just like...so
C.
Such as...So
D.
Just as...so
【单选题】____ radar is to airplanes and ships, ______ eyes are to human's body.
A.
Such...as
B.
Just...as
C.
Such as...so
D.
Just as... so
【单选题】My radar is not working．I require shorebased radar assistance．Is shorebased radar assistance ________ ？
A.
used
B.
available
C.
in use
D.
can be used
【判断题】The welfare service in Britain only provides allowances and pensions for those jobless and retired people.
A.
正确
B.
错误
【单选题】_____ radar is to air plane and ships, _____ eyes are to human body.
A.
Such as…that
B.
Just like…to
C.
Such as…so
D.
Just as…so
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