问题
选择题
Li yanhong, co-founder of search engine Baidn, has deep understanding of Internet technology.
A．/;a
B．the; /
C．a; a
D．the; a
答案
答案：D
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Li yanhong, co-founder of search engine Baidn, has deep understanding of Internet technology.
A．/;a
B．the; /
C．a; a
D．the; a
答案：D