Tom doesn’t want to take part in any school activities,________.

A．and David doesn’t too

B．and David doesn’t either

C．and so doesn’t David

D．and either does David

反映骨盆出口横径的宽度（）

A．骨盆轴 

B．骨盆倾斜度 

C．坐骨切迹 

D．骶骨岬 

E．耻骨弓角度