混合痔的临床特点是

A．既有内痔，又有外痔
B．内痔并有结缔组织外痔
C．内痔部分与外痔部分结合
D．内痔部分与外痔部形成一整体
E．以上都不是

What type of revolution was the American Revolution().

A.A sudden and violent revolution.

B.An accelerated revolution.

C.An outright revolution.

D.A breathtaking revolution.