—Nice to meet you, Mike. ________?

—Everything is OK. Thanks.

A．What are you doing

B．Where have you been

C．How is it going

D．What’s wrong with y

枕左前位胎头进入骨盆入口时其衔接的径线是（）。

A．双顶径

B．双颞径

C．枕下前囟径

D．枕额径

E．枕颏径