The ancient Egyptians compared the rising of the sun（）the beginning of life.

A:with B:to C:for D:as

The ancient Egyptians compared the rising of the sun （　） the beginning of life.

A:with B:to C:for D:as

The rising unemployment may ______ affect the growth of economy.

A:favorably B:effectively C:greatly D:adversely

The rising of the exhaust temperature in manifold pipe may NOT result from _____.

A:too great a loading B:fouled turbocharger C:bad combustion D:excessive air

Current changing in direction and rising and falling in value is _____.

A:A.C B:D.C C:generator D:fresh water generator

"______ is /are not the causes of non-tidal rising and falling water levels．

A:Weather B:Seismic events C:Tsunami forces D:The gravitational forces by moon and sun"

Tides are superimposed on nontidal rising and falling water levels ， caused by _ ___．

A:freshets B:floods C:river flows D:seismic events"