有关病理缩复环的特征,哪项是正确的
A.属子宫肌肉组织功能异常
B.随宫缩逐渐上升
C.子宫呈麻痹状态
D.继发于不协调的宫缩过强
E.子宫底部及下段肌组织均被拉长变薄
参考答案:B
按照中国居民平衡膳食宝塔的要求,每天谷类食物的摄入量应为()
A.300~500g
B.200~300g
C.100~150g
D.125~225g
E.250~400g
— Where do you think ___ he ___ the computer?
— Sorry, I have no idea.[ ]
A. has; bought
B. /; bought
C. did; buy
D. had; bought