Without this year's Nobel Prize in physics winner Charles Kao's idea of fibrotic（光纤的）communications, the “modern” telephone and Internet _________impossible．

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• 1Jack offered us a big meal when he was leaving the office, but our work _＿＿___, we refused it.

  A.not finished

  B.had not been finished

  C.not having finished

  D.wasn't finished

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• 2-We didn't see Smith at the meeting -He______about the lecture

  A.didn't tell

  B.had not told

  C.told

  D.had not been told

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• 3By this time of next Friday, I _____ to New York by the Korean Airline.

  A.will fly

  B.will be flying

  C.am flying

  D.will have flied

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• 4The news came as no surprise to me, for I _______of it earlier.

  A.hear

  B.heard

  C.had heard

  D.have heard

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• 5There ________ no water for 2 days, the travelers were all thirsty.

  A.having been

  B.had been

  C.is

  D.was

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• 6In such dry weather the flowers will have to be watered if they ____.

  A.have survived

  B.would survive

  C.are to survive

  D.should survive

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• 7It's obvious that she ______ him for a long time.

  A.has adored

  B.adored

  C.is adoring

  D.has been adoring.

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• 8The company designed a new car last month and about 500 cars of this type________in the factory next month.

  A.were produced

  B.will produce

  C.have been produced

  D.will be produced

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• 9I ________ to help you with your homework, but I couldn't spare any time. I ________ a composition last night and I'll finish it today.

  A.wanted; wrote

  B.had wanted; was writing

  C.have wanted; wrote

  D.wanted; have been writing

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• 10Materials of this kind _____ once _____ on the wall.

  A.don't wash, painted

  B.don't wash, painting

  C.aren't washed, painted

  D.aren't washed, painting

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