下列有关天气预报的说法正确的是[ ]
A.天气反映一个地方长时间里的大气状况
B.表示沙尘暴
C.卫星云图中白色表示云雨区,蓝色表示陆地
D.有气象卫星不需要地面观测
答案:B
— Do you know Jim's quarrelling with his brother?
— I don't know. And _____. [ ]
A. nor don't I care
B. nor do I care
C. I don't care neither
D. I don't care too.
以下哪项可决定心肌氧耗量()
A.心肌张力
B.舒张压
C.心肌缺氧程度
D.心率
E.心肌收缩强度