The bridge ______ over there is to be completed next May.A.builtB.being builtC.buildingD.h
The bridge ______ over there is to be completed next May.
A.built
B.being built
C.building
D.having built
The bridge ______ over there is to be completed next May.
A.built
B.being built
C.building
D.having built
A.(CY)=0,(OV)=0
B.(CY)=0,(OV)=1
C.(CY)=1,(OV)=0
D.(CY)=1,(OV)=1
A.A=0E4H,CY=1,P=0,AC=0,OV=0;
B.A=0E4H,CY=1,P=0,AC=0,OV=1;
C.A=0E4H,CY=1,P=0,AC=1,OV=0;
D.A=0E4H,CY=0,P=0,AC=0,OV=0
A.L1,L2,L3表示主电源
B.L1,L2,L3表示控制电源
C.24V+,OV,表示控制电源
D.24V+,OV,表示主电源
A.(A)=4FH,CY=1,AC=0,OV=0,P=1
B.(A)=4FH,CY=0,AC=0,OV=0,P=1
C.(A)=34H,CY=1,AC=0,OV=0,P=1
D.(A)=4FH,CY=1,AC=0,OV=1,P=1
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