______ of danger in the street at night, she had to go home with a friend ____ her.

A．Warning; following

B．Having warned; following

C．Warned; followed

D．Having been warned; following

下面关于人体生命活动调节的叙述中，错误的是(    )

A．神经调节的基本方式是反射

B．小脑使运动协调、准确，维持身体平衡

C．学生听到上课铃声走进教室属于简单反射

D．人体生命活动的调节受神经系统的调节，也受激素调节的影响