问题
选择题
China's sport stars Yao Ming and Liu Xiang _________ Goodwill Ambassadors (亲善大使) for Shanghai. [ ]
A. has been named
B. have been named
C. has named
D. have named
答案
答案：B
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China's sport stars Yao Ming and Liu Xiang _________ Goodwill Ambassadors (亲善大使) for Shanghai. [ ]
A. has been named
B. have been named
C. has named
D. have named
答案：B