The general election in America is hel

1、Inductance is the property of an elect

Inductance is the property of an electric circuit that （）Aopposes any change in the applied voltageBopposes any change in the current flow through the circuitCaids any changes in the applied voltageDaids any changes in the current through the circuit

2、General radio communications in the gl

General radio communications in the global system may（）ship’s safety.Abe responsible forBhave an impact onCcommandDgive a guidance to

3、23．People in the Northeast of America

23．People in the Northeast of America usually have heart disease in _________．A MarchB AugustC JulyD December

4、In a general cargo crane, （） is fitted

In a general cargo crane, （） is fitted to raise or lower the jib.Athe slewing motorBthe luffing motorCthe hoisting motorDnone of the above

5、Generally，the first action in extingui

Generally，the first action in extinguishing an LFG fire caused by escaping gas is to（）.Asweep flames away with water sprayBshut off the leakCuse a chemical foam fire extinguisherDcall the local fire department

6、In North America the majority of the w

In North America the majority of the weather systems move from（）.Anorth to southBsouth to northCeast to westDwest to east