10，12，18，36，90，( )
A．252
B．250
C．144
D．142
参考答案：A
. No one knows exactly ______ after 2012.
A．what will our world look like
B．how will our world look like
C．what our world will look like
D．how our world will look like
如何看待中西方文化的冲突与融合？
