在听胎心音同时还能听到哪些声音
A．胎心音
B．脐带杂音
C．胎动音
D．子宫杂音
E．腹主动脉音
参考答案：B,D,E
The Group of Eight ________ the eight richest countries in the world.
A．is consisted of
B．is made up
C．consists of
D．consists in
简述CRH380A统型动车组电开水炉的电源分为哪几类？
