On Feb．28th, Joseph Juran, who developed ideas that ________ still important today to improve the quality of products, ________ at the age of 103．


  1. A.
    were; died
  2. B.
    are; die
  3. C.
    have been; die
  4. D.
    are; died
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科目：高中英語(yǔ) 來(lái)源：2009年?yáng)|北育才學(xué)校高三模擬英語(yǔ)最后一卷 題型：014

On Feb．28th, Joseph Juran, who developed ideas that ________ still important today to improve the quality of products, ________ at the age of 103．

[　　]

A．were; died

B．are; die

C．have been; die

D．are; died

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