–Daddy, I’m anxious about the coming exam.

--Come on, boy. You’ve got to have confidence in yourself _____ you will make it.

A．when

B．which

C．that

D．how

瞳孔开大肌受下列哪个神经支配：

A．交感神经

B．副交感神经

C．眼神经

D．动眼神经

E．滑车神经