The highest award was given to Anna, who ________ so hard on the project for years, and at last her efforts paid off．


  1. A.
    has worked
  2. B.
    worked
  3. C.
    was working
  4. D.
    had been working
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科目：高中英語(yǔ) 來(lái)源：2004全國(guó)各省市高考模擬試題匯編(天利38套)·英語(yǔ) 題型：014

It was during the 1920's that the friendship between the two American writers Hemingway and Fitzgerald reached ________ highest point.

[　　]

A．their
B．its
C．his
D．our

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