When I worked as the general manager of the firm, I sometimes had _____ to visit London on business.

A. opportunity B. possibility  C. occasion D. chance

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

The number of tickets _____ will be determined by the size of the stadium.

        A. adaptable                         B. acceptable                  C. advisable                  D. available

 She was afraid that unless the train speeded up she would lose her _____ to Scotland.

        A. ticket                    B. place                    C. seat                    D. connection

______ it will do us harm or good remains ______.

         A．If; to be seen                     B．Whether; to be seen

         C．That; seeing                             D．Whether; seen