【C19】A．stretchB．spreadC．expandD．raise

You should have blended the butter with the sugar thoroughly.A．mixedB．spreadC．beatenD．cove

We stood still, gazing out over the limitless ______ of the ocean.A．spaceB．spreadC．stretch

The operation could ____her life by two or three years.A．prolongB．increaseC．expandD．contin

I wish to ____ my special thanks to Mr. White.A、stretchB、expandC、extendD、strain

【C4】A．broadenB．spreadC．improveD．raise

55._________A. includeB. spreadC. forbidD. exclude