2. 财经
  3. E-business is partly driven by the consumer demand side( ) which consumers use the Internet for their purchases.

E-business is partly driven by the consumer demand side( ) which consumers use the Internet for their purchases.

admin2009-09-28  65
问题 E-business is partly driven by the consumer demand side(     ) which  consumers use the Internet for their purchases.
选项 A、on
B、in
C、at
D、with
答案B
解析
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