The traditional approach _______ with complex problems is to break them down into smaller, more easily managed problems.

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• 1The conference ______ in Beijing next week is bound to be a great success.

  A.holding

  B.being held

  C.to hold

  D.to be held

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• 2The soldiers have devoted s11 their time and effort to ______ those trapped under the fallen buildings．

  A.save

  B.have saved

  C.be saving

  D.saving

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• 3I often hear this English song _________on the radio.

  A.sing

  B.singing

  C.to sing

  D.sung

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• 4We finished the run in less than half the time ________.

  A.allowing

  B.to allow

  C.allowed

  D.allows

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• 5As a matter of fact,his remarks left me ______ about his real purpose.

  A.wondered

  B.wonder

  C.to wonder

  D.wondering

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• 6I spent five hours ________ the book _________ I paid 10 dollars.

  A.reading; that

  B.to read; for that

  C.read; which

  D.reading; for which

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• 7Greatly_________ as the leading scientist,he was asked to give lectures in many countries.

  A.respecting

  B.respects

  C.respected

  D.to respect

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• 8India is a ______ country. 

  A.developing

  B.developed

  C.develop

  D.develops

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