弥漫性轴索损伤的MRI表现，不正确的是（）。

A.弥漫性轴索损伤的病灶多数为非出血灶

B.在灰白质交界处等部位呈散在的5～15mm圆形或椭圆形异常信号

C.分布均匀，T1WI和T2WI均呈高信号

D.灶性出血急性期T1WI呈等信号，T2WI呈低信号

E.灶性出血亚急性期和慢性期T1WI和T2WI均呈高信号

I didn’t know  ________.

A．when did the plane take off

B．when the plane took off

C．when the plane takes off

D．when does the plane take off