硫酸镁治疗妊娠期高血压疾病最早出现的中毒反应是()
A.呼吸<16次/分
B.心率快
C.头昏、头痛、胸闷、嗜睡
D.尿量<25ml/h
E.腱反射减退或消失
参考答案:E
---Remember the first time we met, Mary?
---Sure.You ______ in the supermarket.
A.had shopped
B.have shopped
C.were shopping
D.shopped
良种特点。