关于输尿管哪项是正确的()
A.在子宫动脉的前方交叉
B.输尿管在腹膜后
C.输尿管长约20cm
D.有骶髂关节处经髂内动脉起点前方入盆腔
E.最细部分内径为2~3mm
参考答案:B
_____ with many teenagers, Zhou Dongyu who comes from the new movie Under the Hawthorn Tree
prefers pop music to classical music. [ ]
A. In particular
B. In common
C. In practice
D. In general
“三会一课”是指()、()、党小组会和党课;