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Evidence obtained from observation and experiment is often used to _____ a scientific theory.

   A. confirm    B. confine    C. conform    D. conceive

Achieving a high degree of proficiency in English as a foreign language is not a mysterious _____  without scientific basis.

A. process    B. practice    C. procedure    D. program

 It was difficult to guess what her _____ to the news would be.

        A. impression         B. comment          C. reaction          D. opinion

. The continuous rain was _____ for the exceptional poor harvest

   A. blamed    B. condemned    C. accused    D. charged

The engineers have rejected the employers' proposals to end the strike and the other workers have come out in _____.

        A. opposition          B. return                 C. sympathy                 D. readiness

. Kate's ambition to become a nurse _____ from a desire to help others.

        A. prompted                  B. promoted                  C. programmed          D. proceeded

Experts say walking is one of the best ways for a person to _____ healthy.

A. preserve    B. stay    C. maintain    D. reserve

With the change of the economic foundation the entire immense superstructure is _____ rapidly transformed.

A. anything but B. more or less  C. at large  D. any more

American women were _____ the right to vote until 1920 after many years of hard struggle.

A. ignored    B. refused    C. neglected    D. denied

 The two things are the same in outward form but different _____.

A. in addition B. in brief  C. in common  D. in essence