How many more decades will have to pass ____ scientists succeed in providing a cure for cancer、

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• 1Nuclear science should be developed to benefit the people ____ harm them.

  A.more than

  B.better than

  C.other than

  D.rather than

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• 2____ their suggestions, we will discuss them fully at the next meeting.

  A.In regard for

  B.In regard to

  C.With regard of

  D.Regardless for

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• 3It is a ____ to hear his speech.

  A.bored

  B.bore

  C.boring

  D.boresome

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• 4There are some ____ flowers on the desk.

  A.artificial

  B.false

  C.unreal

  D.untrue

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• 5Some discussion has ____ about who should be put in charge of this project.

  A.risen

  B.lifted

  C.raised

  D.arisen

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