硫喷妥钠临床应用包括()
A.麻醉复合用药
B.误注入动脉后导致局部缺血坏死
C.过敏反应
D.锥体外系症状
E.视觉障碍
参考答案:A, B, C
As she _________ the newspaper, Granny ________ asleep.
A.read; was falling
B.was reading; fell
C.was reading; was falling
D.read; fell
在周长是8分米的正方形内剪掉一个最大的圆,圆的周长是______分米.