—You need to start exercising again, I guess.

—Well, I have been attempting ________ (eat) less recently. But as you know, my mother is such a good cook.

诊断胎儿宫内窘迫的依据不包括

A．胎心音不规律，＜100次／分

B．胎动频繁

C．羊膜镜检羊水深绿色

D．胎儿头皮血pH值＜7.20

E．胎位异常