31．China’s sport stars Yao Ming and Liu Xiang Good Will Ambassadors for Shanghai．A．has been named B．have been named C．has named D．have named 【查看更多】

 

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China's sport stars Yao Ming and Liu Xiang ________ Good will Ambassadors（親善大使）for Shanghai.


  1. A.
    has been named
  2. B.
    have been named
  3. C.
    has named
  4. D.
    have named

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