胎儿无脑畸形的声像图表现，下列哪一项不正确：
A．羊水多
B．颅内脑组织回声缺如
C．常并脊柱裂
D．胎头双顶径小于孕周
E．颅骨环回声缺如
参考答案：B
The three-year-old girl’s behaving _____ at the table surprised all the other guests and won her a lot of kisses.
A．normally
B．abruptly
C．apparently
D．properly
多用途直升机
