问题
选择题
I think __________ people will go to Shanghai for the EXPO 2010.
A．million of
B．millions of
C．two millions of
D．two millions
答案
答案：B
million和具体数字连用时，后面不加of，且million不用复数；million不和具体数字连用时，要用复数，且后面要加of。所以选B。