问题
选择题
Obama , the first black president in American history , _______ presidency on January 20th ,2009.
A．held up
B．took up
C．picked up
D．set up
答案
答案：B
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Obama , the first black president in American history , _______ presidency on January 20th ,2009.
A．held up
B．took up
C．picked up
D．set up
答案：B