The landlord（）the supply of electricity and water since his two poor tenants hadn' t paid him a penny for months.

A.deduced

B.detached

C.derived

D.declined

Woman: Does the rent include electricity bills？

Landlord: ______

A、What a daydream you are having!

B、It doesn't usually include the electricity bill.

C、I don't think so,I'm afraid.

D、I'm not sure.I'll ask if you don't mind.

A.dimmed

B.shivered

C.dined

D.trembled

A.Dry steam plants

B.Binary plants

C.Origin of geothermal energy

D.Generation of electricity

E.Flash steam plants

F.Recyclable water and steam

The province's electricity supply is about 20 million () short of what it needs, statistics indicate.统计表明，该省的电力供应比需求量要少两千万千瓦。

A、kilogram

B、kilometre

C、kilowats

D、kilowatts

In what way was the blackout of 1977 different from that of 1965？

A. There was much more disorder.

B. This time the electricity supply failed.

C. People did not expect it.

D. Fewer people were arrested in the blackout of 1977.

What is the BEST conductor of electricity？

A.Carbon dioxide

B.Distilled water

C.Fresh water

D.Salt water

A.Sunlight

B.Water

C.Air

D.Carbon

A．The primary function of the power unit is to supply electrical power

B．The main purpose of the power plant is to provide electricity

C．To serve for electrical supply is the only function of the power unit

Paragraph3_____

A.Dry steam plants

B.Binary plants

C.Origin of geothermal energy

D.Generation of electricity

E.Flash steam plants

F.Recyclable water and steam