摩擦起电并不是创造了电荷，只是 从一个物体 另一个物体，使 分开。
电荷；转移；正负电荷
New York is famous for its skyscrapers (摩天大楼), ____ has more than 100 storeys. [ ]
A. the high of which
B. the highest of which
C. the highest of them
D. which of them
下列机构(简称)不属于我国民主党派的是( )。
A．侨联
B．民革
C．台盟
D．民盟
